Best Cobalt Drill Bit

Our Top 3 Picks

Today is the top-rated Best Cobalt Drill Bit and we scoured online reviews for it. Clicking on the links will bring you to the products. All I had to do was rank them according to their popularity. We have put together a list of everything you need to know. Only the most successful ones have been chosen to do research in the future.

# Preview Product Rating
1 BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set No ratings yet
2 DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240) DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240) No ratings yet
3 Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16' - 1/2' X 64ths), DWDCO Series Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths),... No ratings yet
4 1/4' Cobalt Drill Bits - 13 Pack of M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More! 1/4" Cobalt Drill Bits - 13 Pack of M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for... No ratings yet
5 BOSCH CO2135 1/8 In. x 2-3/4 In. Cobalt Drill Bit BOSCH CO2135 1/8 In. x 2-3/4 In. Cobalt Drill Bit No ratings yet
6 IRWIN Drill Bit Set, M35 Cobalt Alloy Steel Steel, 29-Piece (3018002) IRWIN Drill Bit Set, M35 Cobalt Alloy Steel Steel, 29-Piece (3018002) No ratings yet
7 Cobalt Drill Bit Set - 13 Piece M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More! Cobalt Drill Bit Set - 13 Piece M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for... No ratings yet
8 AMOOLO 1/4' Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood AMOOLO 1/4" Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for... No ratings yet
9 Drill America - D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16' - 1/2' X 64ths), D/ACO Series Drill America - D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths),... No ratings yet
10 DEWALT Drill Bit Set, Pilot Point, Cobalt Alloy Steel, 29-Piece (DWA1269) DEWALT Drill Bit Set, Pilot Point, Cobalt Alloy Steel, 29-Piece (DWA1269) No ratings yet
11 Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number No ratings yet
12 29 Pc. Cobalt Red Helix Drill Bit Kit 29 Pc. Cobalt Red Helix Drill Bit Kit No ratings yet
13 Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs) Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs) No ratings yet
14 Drill Doctor DD750X 750X Drill Bit Sharpener for High-Speed Steel, Masonry, Carbide, Cobalt & Tin-coated Drill Bits with Adjustable Angles from 115° to 140°, Sharpens 3/32 – 3/4' Drill Bits gray/black Drill Doctor DD750X 750X Drill Bit Sharpener for High-Speed Steel, Masonry, Carbide, Cobalt &... No ratings yet
15 COMOWARE Cobalt Drill Bit Set- 115Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16' - 1/2' COMOWARE Cobalt Drill Bit Set- 115Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal,...
16 Chicago-Latrobe 550 115 Piece Heavy-Duty Cobalt Steel Jobber Length Drill Bit Set, Gold Oxide Finish, Round Shank, Spiral Flute, 135 Degree Point Angle Chicago-Latrobe 550 115 Piece Heavy-Duty Cobalt Steel Jobber Length Drill Bit Set, Gold Oxide... No ratings yet
17 JEFE HEX 115 pcs HSS Cobalt Drill Bit Set, Twist Jobber Drill Bits Set, 135-Degree Split Point, Fractional 1/16'-1/2', Letter A - Z, Wire #1 - #60 for Stainless Steel, Hardened Metal, Cast Iron, Wood and Plastic with Metal Indexed Storage Case JEFE HEX 115 pcs HSS Cobalt Drill Bit Set, Twist Jobber Drill Bits Set, 135-Degree Split Point,... No ratings yet
18 Drill Hog 8 Pc Jumbo COBALT M42 Silver & Deming Drill Bit Set Drill Hog 8 Pc Jumbo COBALT M42 Silver & Deming Drill Bit Set No ratings yet
19 EFFICERE 8-Piece Premium 1/2” Reduced Shank Silver and Deming Large Drill Bit Set in Aluminum Carry Case, M2 High Speed Steel, 135-Degree Split Point | SAE Inch Size 9/16” - 1” by 1/16th Increment EFFICERE 8-Piece Premium 1/2” Reduced Shank Silver and Deming Large Drill Bit Set in Aluminum... No ratings yet
20 POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set - 2 Pack POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set - 2 Pack No ratings yet

It took us a long time to research the most relevant Cobalt Drill Bit. After reading all of the resources, here are some of the top-rated products that you can learn more about, as well as where they are heading with their newest products in modern times. We were able to find the most reliable models on the market.

Best Cobalt Drill Bit

BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set

$29.03
$26.71
 in stock
5 new from $26.71
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Cobalt M42 drill bit – provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
  • Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
  • High-heat resistant bits – withstand high-temperature applications for extended periods of time
  • Thick web-helix design – provides additional stability in tough applications
  • Surface-hardened tip – penetrates tough abrasive materials

DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240)

$46.17
$28.99
 in stock
15 new from $27.99
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Connectable accessory storage system to optimize storage space of drill bits for wood, metal or i-beams
  • Patented bit-bar design allows easy removal of drill bits and customizable placement
  • DEWALT drill bit set comes with clear lid allowing you to easily see contents at glance
  • Clip latch for secure closing
  • Small Bulk Storage size fits inside the Small and Medium ToughCase+ (sold separately) - Ideal for organizing loose bits

IRWIN Drill Bit Set, M35 Cobalt Alloy Steel Steel, 29-Piece (3018002)

$129.99
$99.98
 in stock
18 new from $99.98
1 used from $120.89
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 29 Piece
  • Cobalt Alloy Steel Drill Bit Set
  • Sizes 1/16 inch -1/2 inch in 1/64 inch increments, 135 Degree Split Point To Minimize Walk
  • 5% Cobalt Alloy Steel For Higher Heat & Abrasion Resistance
  • Heavy Duty Web Construction For Strength & Durability

Drill America 115 Piece m42 Cobalt Drill Bit Set (1/16"-1/2", A-Z, 1-#60), D/ACO Series

$347.00  in stock
2 new from $346.65
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • Round shanks allow use with a wide variety of toolholding systems
  • When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
  • 115 piece drill bit set comes in a metal case

AMOOLO 1/4" Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

$17.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 【10Pcs 1/4" Cobalt Drill Bits】10Pcs - 1/4”(Dia 6.35mm) x 2-3/4”(Flute Length 69.85mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization.
  • 【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability.
  • 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed.
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling.
  • 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement.

1/4" Cobalt Drill Bits - 13 Pack of M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More!

$19.99
$16.99
 in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 13 PACK OF 1/4" COBALT DRILL BITS - 1/4" Diameter with a Flute Length of 2-3/4" and Total length of 4"
  • M35, FULLY GROUND, 135° SPLIT POINT - Our Drill Bits Contain 5% Cobalt, Are Fully Grounded for a Precision Drilling Diameter. 135° Split Point Design Makes it Easier to Drill Repeated Holes in Harder Materials.
  • PLASTIC STORAGE CASE INCLUDED - Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe.
  • COBALT DRILL BITS ARE THE PERFECT DRILL BITS FOR METAL - As well as other hard materials such as Stainless Steel, Hardened Steel, Cast Iron, Bronze, Titanium, and More!
  • LIFETIME GUARANTEE - Here at Owl Tools (USA Based Company) we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement.

Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), DWDCO Series

$86.99  in stock
10 new from $86.99
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Set of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
  • Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials
  • Gold oxide finish lubricates the drill bit and provides wear resistance
  • Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
  • Meets ANSI specifications

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

$36.89  in stock
1 used from $35.05
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
  • 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
  • This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
  • The Sufficiently Sharp Bit Edge Can Cut the Metal Material into Long Strips of Iron Chips rather than Slowly Grinding Throng the Material with a Blunt Drill Bit.
  • 19Pcs 135 Degree Split Point Drill Bits Includes :1mm(length:3.4cm) 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm(length:8.5cm) 5.5mm 6mm(length:9cm) 6.5mm 7mm 7.5mm 8mm(length:11.5cm) 8.5mm 9mm 9.5mm 10mm(length:13cm) [DIA 0.5mm Increments] .

BOSCH CO2135 1/8 In. x 2-3/4 In. Cobalt Drill Bit

$1.99  in stock
4 new from $1.99
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)
  • Rigid, thick web design adds stability to bit in tough applications
  • Surface hardened to penetrate tough abrasive materials
  • Available in jobber length, full shank
  • Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium

Cobalt Drill Bit Set - 13 Piece M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More!

$16.99  in stock
1 used from $15.57
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • SET OF 13 COBALT DRILL BITS - In the following imperial sizes 1/4", 15/64", 7/32", 13/64", 3/16", 11/64", 5/32", 9/64", 1/8", 7/64", 3/32", 5/64", 1/16"
  • M35, Fully Ground, 135° Split Point - Our Drill Bits Contain 5% Cobalt, Are Fully Grounded for a Precision Drilling Diameter. 135° Split Point Design Makes it Easier to Drill Repeated Holes in Harder Materials.
  • PLASTIC STORAGE CASE INCLUDED - Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe.
  • COBALT DRILL BITS ARE THE PERFECT DRILL BITS FOR METAL - As well as other hard materials such as Stainless Steel, Hardened Steel, Cast Iron, Bronze, Titanium, and More!
  • LIFETIME GUARANTEE - Here at Owl Tools (USA Based Company) we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement.

DEWALT Drill Bit Set, Pilot Point, Cobalt Alloy Steel, 29-Piece (DWA1269)

$156.19  in stock
4 new from $149.99
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Designed for maximum speed and life
  • Pilot point and split tip design
  • No bit walking - more user control
  • Intended to be used on hard metals

COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16"-3/8"

$22.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • HIGH QUALITY MATERIAL: 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits. Durable and strong
  • TWIST DESIGN & PERFORMANCE: PRECISE 135°SPLIT POINT, gold oxide finish and round straight shanks. Prevent walking, clear chips and particles faster.Produced by precision fully ground which ensures chips move smoothly.
  • PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.
  • SIZE INCLUDED: 15pcs jobber length drill bit set with plastic storage case including sizes:1/16" 2pc,5/64" 1pc ,3/32" 2pc,7/64" 1pc,1/8" 2pc ,9/64" 1pc, 5/32" 1pc, 3/16" 1pc, 7/32" 1pc, 1/4" 1pc, 5/16" 1pc, 3/8" 1pc.
  • 100% SATISFACTION GUARANTEE: If you are not 100% satisfied with your purchase for any reason whatsoever simply please feel free to contact us.

EFFICERE 8-Piece Premium 1/2” Reduced Shank Silver and Deming Large Drill Bit Set in Aluminum Carry Case, M2 High Speed Steel, 135-Degree Split Point | SAE Inch Size 9/16” - 1” by 1/16th Increment

$49.99
$39.99
 in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Premium cobalt high speed steel construction for proven capability and durability to drill holes in wood, plastic, aluminum, copper, stainless, sheet metals and many other types of materials
  • Superior gold titanium and black nitride dual coating finish holds up lubricant better for smoother drilling, and is 80% more durable and corrosion resistant than regular black enamel finish
  • 135° Split point design at tip increases cutting speed with self-centering feature and prevents drill walking or wobbling
  • 1/2 Inch reduced shank with tri-flatted end locks onto 3-jaw power tools chuck more securely and eliminates slips
  • Set includes 8 pieces 6” long silver & deming drill bits in a heavy duty aluminum storage case for easy carrying and organization: 9/16”, 5/8”, 11/16”, 3/4”, 13/16”, 7/8”, 15/16”, 1”

Chicago Latrobe 57850 550 Series Cobalt Steel Jobber Length Drill Bit Set with Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16" - 1/2" in 1/64" increments

$223.55  in stock
7 new from $223.33
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Set of 29 jobber length drill bits includes inch sizes 1/16" through 1/2" in 1/64" increments
  • Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials
  • Gold oxide finish lubricates and provides wear resistance on ferrous materials
  • Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
  • Extra thick web for increased strength and rigidity compared to standard drill bits

Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number

$369.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Super Premium Cobalt M42 Steel
  • 1/16" to 1/2" Fractional Sizes by 1/64ths
  • A to Z Letter Size Drills
  • #1 to #60 Number Drills (Wire Gauge Sizes)
  • Lifetime Warranty

Lichamp 29PCS HSS Cobalt Drill Bits Set 1/16" to 1/2" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

$89.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
  • 29PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/2-inch in 1/64-inch increments.

Drill Hog 29 Pc Super Premium Cobalt M42+ Drill Bit Set

$139.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Super Premium Solid Cobalt M42+ Steel
  • 1/16" to 1/2" by 1/64th Increments (Does Not Skip any Sizes)
  • 135 Degree Split Point Prevents "Walking"
  • Tri-Flat Shank Prevents "Spinning" in the Drill Chuck
  • Lifetime Warranty

29 Pc. Cobalt Red Helix Drill Bit Kit

$160.99  in stock
11 new from $148.82
Amazon.com
as of June 7, 2022 10:14 am

BeHappy Drill Bit Set 29pcs, M35 Cobalt Drill Bit Set, High Speed Steel Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16"-1/2"

$69.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 【VARIOUS SIZES】: 29 sets of drill bits include 1/16 inch, 5/64 inch, 3/32 inch, 7/64 inch, 1/8 inch, 9/64 inch, 5/32 inch, 11/64 inch, 3/16 inch, 13/16 inch, 13/16 inch, 13/16 inch 1 inch. 7/32 inches, 15/64 inches, 1/4 inches, 17/64 inches, 9/32 inches, 19/64 inches, 5/16 inches, 21/64 inches, 11/32 inches, 23/64 inches, 3/20 inches 2 inches 5/64 inches, 13/32 inches, 27/64 inches, 29/64 Inches, 15/32 inches, 1/2 inches, can meet more needs.
  • 【HSS DRILL BIT SET】: HSS cobalt drill set is suitable for hardened steel and has excellent cutting performance. 29 sets of drill bits can be used for a long time. The blades are hardened and polished to improve sharpness, and precise cutting does not shake.
  • 【FEATURES of M35 COBALT】: M35 cobalt drill bit set can effectively drill tough and high tensile strength materials. The drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, super alloys, titanium alloys, hard plastics and wood. It can also be used in soft materials.
  • 【135 DEGREES POINTS】: Cobalt drill bit set can be effectively used for most hard and soft objects, 135 degrees point nib and twist design, improve cutting speed, self-centering, prevent walking, speed up the removal of debris and particles.
  • 【STORAGE RACK】: The cobalt drill bit set includes a drill rack with a size index, which is convenient for storage and organization. The drill set is suitable for most brands on the market. Reliable quality and considerate service. If you have any questions, please feel free to contact us, we will serve you wholeheartedly.

Drill America - D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), D/ACO Series

$135.90  in stock
2 new from $135.90
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Set contains 29 m42 Cobalt Drill Bits sizes 1/16" - 1/2" x 1/64" increments
  • Cobalt Drills are effective in drilling tough, high tensile strength materials like stainless steel, Inconel, and titanium
  • Gold oxide finish acts as a lubricant and provides wear resistance
  • Round shanks allow use with a wide variety of tool holding systems
  • Manufactured to Aerospace Standard 907 and display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel

Hymnorq 1/4 Inch Fractional Size M35 Cobalt Steel Twist Drill Bit Set of 10pcs, Jobber Length and Straight Shank, Extremely Heat Resistant, Suitable for Drilling in Stainless Steel and Iron

$17.59  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • COBALT STEEL - Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, ideal for repeated drilling in metalworking.
  • FOR METALWORKING - Particularly successful in cutting through hard metals(hardness less than HRC38°) such as stainless steel and cast iron, although they can be used for softer materials like copper and aluminium, too. Not for hardened steel / high carbon steel. Try to adjust the RPM when it fails to penetrate.
  • SELF CENTERING - The 135° quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. The bits will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks.
  • 10PC SET - The set includes 10pcs of 1/4” diameter M35 grade cobalt steel twist drill bits, packed in a plastic case for easy storage and carrying. Manufactured to German DIN338 standard.
  • DOWNLOADABLE USER GUIDE - We've summed up some tips of drilling metals, including a RPM chart for several common metals, based on our reviews and some articles on the internet. In most cases, our customers would get a much better result with these tips. Welcome to download.

JEFE HEX 115 pcs HSS Cobalt Drill Bit Set, Twist Jobber Drill Bits Set, 135-Degree Split Point, Fractional 1/16"-1/2", Letter A - Z, Wire #1 - #60 for Stainless Steel, Hardened Metal, Cast Iron, Wood and Plastic with Metal Indexed Storage Case

$149.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • DRILL BITS SIZE: Jefe Hex 115 pcs set includes 29 pcs fractional sizes from 1/16" to 1/2" by 64ths increments; 26 pcs letter sizes from A To Z; 60 pcs wire sizes from #1 to #60. Almost cover all sizes you would use.
  • COBALT JOBBER DRILL BITS:115 pcs high speed steel with 5% cobalt drill bit set can resist high heat abrasion while drilling. M35 cobalt HSS twist drill bits is more suitable for hardened working material. Particularly adapt to drilling stainless steel, cast iron, high temperature alloy, titanium alloy and even hard plastics, and woods. Can also be used for soft materials.
  • TWIST DRILL BITS: Premium HSS with 5% Cobalt and 135° split point drill tip design guarantee 115 pcs drill bit keeping sharpness while drilling hard materials and prevent tips walking on the working surface. Proper twist and flute design clears chips and particles fast.
  • WIDE APPLICATION: Jefe Hex 115 pcs set with sharp and hard cutting edge is ideal for versatile application especially for projects made from hard material, such as kitchen utensils, machine parts, medical equipment, DIY projects and so on.
  • ORGANIZED HOLDER: The whole drill bit set is kept in one iron case with size index holder for easy storage and organizing.

POWERTEC QDB2012 Cobalt Drill Bit 1/2-Inch | 135 Degree Drill Bit Set - 2 Pack

$16.59  in stock
4 new from $16.59
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • INCLUDES: 1/2-Inch Cobalt Jobber Drill Bit Set (2 piece)
  • APPLICATION(S): Cobalt drill bit for metal, stainless steel, nickel alloy, cast iron and softer material
  • PREMIUM QUALITY: These M35 cobalt drill bits are made with the finest high speed steel ideal for high abrasive, optimal heat treatment, and wear resistance for long-term durability
  • SELF CENTERING: 135 degree split point drill bits penetrate quicker with less pressure needed – minimizing bit walking (wandering) while ensuring a crisp, centered drill hole that doesn’t require a center punch
  • HIGH UTILITY: Excels in metalworking applications when drilling in high-tensile strength materials, tip can be sharpened to ensure peak-performance readiness at all times, and works in both keyed and key-less drill chucks

Drill Hog 37 Pc Cobalt Drill Bit Set Index M42 1/16" - 1"

$297.00  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 1/16" to 1/2" by 64ths
  • Jumbo Sizes 9/16 to 1" by 1/8ths
  • Cobalt M42 Steel
  • Made by Drill Hog USA
  • Lifetime Warranty

Drill Hog 8 Pc Jumbo COBALT M42 Silver & Deming Drill Bit Set

$397.00  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Drill Hog 8 Pc Jumbo COBALT M42 Silver & Deming Drill Bit Set
  • Cobalt M42 Steel
  • Included Sizes: 1-1/16", 1/1/8", 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2"
  • Tri-Flat Shank Prevents "Slipping"
  • Lifetime Warranty

Drill America DWD115J-CO-SET 115 Piece m35 Cobalt Drill Bit Set (1/16"-1/2", A-Z, #1-#60), DWDCO Series

$276.57  in stock
2 new from $274.96
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • Round shanks allow use with a wide variety of toolholding systems
  • When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
  • 115 piece drill bit set comes in a metal case

5/16-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits for Hard Metal, Stainless Steel, Pack of 6

$23.86  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • JOBBER LENGTH: 5/16-inch cutting diameter, 3-3/16-inch flute length, 4-1/2-inch overall length, 135 degree split point, 3-flat shank
  • MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits
  • CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits
  • APPLICATION: best used for drilling in hard metal, including stainless steel
  • INCLUDE: 6 pieces of 5/16-inch cobalt drill bits with case

Chicago-Latrobe 550 115 Piece Heavy-Duty Cobalt Steel Jobber Length Drill Bit Set, Gold Oxide Finish, Round Shank, Spiral Flute, 135 Degree Point Angle

$549.22  in stock
7 new from $549.22
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Sizes in Set: 1/16 - 1/2 x 64ths; #1 - #60; A - Z
  • Number of Tools: 115
  • Manufactured to NAS 907 Type J geometry aerospace specifications with self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging and gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • Heavy duty construction for increased strength and rigidity compared to standard drill bits
  • Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys

INTOO Hss Cobalt Drill Bits Set 21PCS Triangle Shank,Industry Drill bits with Golden Ratio Tip,

$36.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • SPECIFICATIONS:21PCS COBALT DRILL BIT SET: 1/16,5/64,3/32,7/64,1/8,9/64,5/32,11/64,3/16,13/64,7/32,15/64,1/4,17/64,9/32,19/64,5/16,21/64,11/32,32/64,3/8.Sizes from 1/8 to 3/8 with triangle shank.
  • GOLDEN RATIO TIP:From size 5/32" with patented "Golden Ratio" Tip,which especially designed for heavy duty purpose, effect clean&smooth holes on hard metal like stainless steel,and moreover, at least 3 times longer life.
  • COBALT 5% MATERIAL: suitable for stainless steel or any hard metal,significantly increases the ware-resistance and durability.
  • STORAGE BOX:strong metal box.
  • HOW TO USE:controlling the drilling speed by lowest RPM would make drill life much longer than 3 times.

Drill Hog Silver & Deming Drill Bit Set 9/16" to 1"

$139.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Hi-Molybdenum M7 Steel
  • 9/16" to 1" with 1/2" Cut Down Shank
  • 135 Degree Split Point Prevents "Walking"
  • 3 Flat Sides on the Shank Prevents "Spinning"
  • Lifetime Warranty

Freud HSS-CO Pilot Drill 7.15 X 104MM

$9.49  in stock
10 new from $9.40
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • HSS-CO PILOT DRILL 7.15 X 104MM
  • HSS-CO PILOT DRILL 7.15 X 104MM
  • HSS-CO PILOT DRILL 7.15 X 104MM
  • HSS-CO PILOT DRILL 7.15 X 104MM
  • HSS-CO PILOT DRILL 7.15 X 104MM

KnKut 29 Piece Mechanics Length Step Point Drill Bit Set 1/16"-1/2" by 64ths

$289.99  in stock
5 new from $289.48
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Made In USA
  • Great for hard steel, brass, sheet metal and acrylics
  • Split point step design starts on contact, self-centers and eliminates the need for a center punch
  • Can be used to enlarge existing holes without damaging the point
  • Mechanics length provides a shorter sturdier construction

DEWALT Titanium Nitride Coated Drill Bit Set, Pilot Point, 21-Piece (DW1361)

$67.84
$27.97
 in stock
13 new from $27.97
3 used from $26.57
Free shipping
Amazon.com
as of June 7, 2022 10:14 am

Features

  • DEWALT drill bit set has connectable accessory storage system to optimize storage space
  • Patented bit-bar design of the drill bits set allows easy removal of bits and customizable placement
  • Clear lid of the Titanium Nitride Coated drill bit set allows you to easily see contents at glance
  • Clip latch for secure closing
  • Small Bulk Storage size fits inside the Small and Medium ToughCase plus (sold separately) - Ideal for organizing loose bits

Viking Drill and Tool by Norseman 93840 SP-115 Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (115 Piece)

$329.86
$299.99
 in stock
5 new from $299.99
Amazon.com
as of June 7, 2022 10:14 am

Features

  • 115 pc. Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point
  • 135-Degree Split Point, 1/16 -1/2 by 64ths, A - Z, #1 - #60
  • Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance
  • Special Hi-Molybdenum tool steel/ Gold Oxide
  • NAS 907B Heavy Duty Jobber

Drill Hog 29 Pc Super Premium Cobalt M42+ Drill Bit Set Orange Steel Case

$139.99  in stock
Amazon.com
as of June 7, 2022 10:14 am

Features

  • Super Premium Solid Cobalt M42+ Steel
  • 1/16" to 1/2" by 1/64ths
  • 135 Degree Split Point Prevents "Walking"
  • 3 Flat Sides Prevents "Spinning" in the Chuck
  • Lifetime Warranty

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1- Price

Don’t purchase the highest quality Cobalt Drill Bit if you don’t compare prices. It is possible for some sellers to charge different amounts for their products because they have different costs associated with them such as taxes and shipping fees that must be factored in; however, Amazon offers great deals with the combo listings and you can browse through other products until you find one that works

2- Brand Value

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3- Features

It’s a good idea to ask yourself if the purchase is really necessary before making a purchase. If it isn’t for everyday use, you can save more money by opting for an alternate option that will fit your budget better.

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A durable, high-quality item that will last long enough to be used on a daily basis is what you need.

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6- Product Value

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7- Service

Before making any purchases, it is important to be aware of the quality and longevity. It is important to consider how long your purchase or replacement parts will last, as this will affect whether it was worth the purchase in the first place.

8- Specifications

It is possible to get an idea of the power of a product by knowing its specifications.

9- Warranty

Getting a warranty on your product is the last thing you should do. How did this come about? I don’t know what you would do if something went wrong with them or you wanted an exchange. You can check to see if the seller offers returns on incorrect orders as well as faulty products delivered to your house. This ensures that no matter how buyer beware you may feel, there is always a safety net in place just waiting until you need it.

10- Customer Reviews

If you are about to make a big purchase, reading through customer feedback may be the last thing that comes to your mind. This is an important step for us to know not only what we are getting into before making our purchases, but also how well they will fulfill their promises. We think they will live up to our expectations.

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In order to provide the most relevant and up-to-date information, Addictionun Scripted always strives to be the most up-to- date source. We use online resources to research articles about Cobalt Drill Bit so that we can keep you up-to-date when researching them. Everyone deserves reliable content from trusted sources like ours, and if something you read about this business doesn’t apply or is inaccurate, please let us know immediately.

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