Best M42 Cobalt Drill Bits In September 2022

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There is always a perfect Best M42 Cobalt Drill Bits out there in the market for you. However, you may not have the time and resources to try and research each of them in detail. So we’ve done the heavy lifting and are sharing below our detailed review of Top 10 Best M42 Cobalt Drill Bits.

To help you in your search, we have completed this list of the Best M42 Cobalt Drill Bits.

Top Rated Best M42 Cobalt Drill Bits Of 2022

Rank Product Name Score
1
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard
9.7
2
Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set
Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set
9.5
3
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
9.1
4
Drill Hog USA 13 Pc COBALT Drill Bit Set Index M42 Drill Bits
Drill Hog USA 13 Pc COBALT Drill Bit Set Index M42 Drill Bits
8.8
5
IRWIN Drill Bit Set, Cobalt, 15-Piece (316015)
IRWIN Drill Bit Set, Cobalt, 15-Piece (316015)
8.6
6
Drill Bit Set Twist Drill Bits Made of Cobalt Steel, M42 HSS 135
Drill Bit Set Twist Drill Bits Made of Cobalt Steel, M42 HSS 135
8.3
7
Drill Hog USA 1/8" Cobalt M42 Drill Bits 12 Pack
Drill Hog USA 1/8" Cobalt M42 Drill Bits 12 Pack
8.1
8
Drill America 29 Piece M42 Cobalt Drill Bit Set in Round Case
Drill America 29 Piece M42 Cobalt Drill Bit Set in Round Case
7.8
9
Drill Hog USA 1/4" Cobalt M42 Drill Bits 12 Pack
Drill Hog USA 1/4" Cobalt M42 Drill Bits 12 Pack
7.5
10
Drill America 29 Piece M35 Cobalt Drill Bit Set in Round Case
Drill America 29 Piece M35 Cobalt Drill Bit Set in Round Case
7.2

1. Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard

1
9.7/10 our score

  • Premium m42 8% cobalt steel ,68-70 hrc (rockwell hardness scale) ,usually give the best heat,wear and chip resistance and long tool life.
  • 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 .
  • 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.
  • 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.

2. Bosch CO14B 14 Pc. Cobalt M42 Drill Bit Set

2
9.5/10 our score

  • Surface-hardened tip penetrates tough abrasive materials
  • 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
  • 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

3. DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)

3
9.1/10 our score

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

4. Drill Hog USA 13 Pc COBALT Drill Bit Set Index M42 Drill Bits

4
8.8/10 our score

  • Lifetime warranty
  • Made by drill hog usa
  • 135 degree split point prevents the bit from "walking"
  • 1/16" - 1/4" by 1/64ths (13 drills)
  • Solid cobalt m42 steel

5. IRWIN Drill Bit Set, Cobalt, 15-Piece (316015)

5
8.6/10 our score

  • Reduced shank above 3/8-inch allows the use of larger drill bits in a 3/8-inch chuck
  • Cobalt steel extends cutting edge life and maintains cutting life after resharpening
  • Cobalt steel extends cutting edge life and maintains cutting life after resharpening
  • 135-degree split point tip starts on contact, cuts with less force
  • Similar cobalt sets available for almost every drilling application
  • Extra hard drill for greater wear

6. Drill Bit Set Twist Drill Bits Made of Cobalt Steel, M42 HSS 135

6
8.3/10 our score

  • 8% cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
  • Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.
  • Kavol cobalt drill bits are made from m42 cobalt hss steel for long-lasting strength and durability.
  • Packed in a metal carry case, the index case indicates every size clearly, easy to organize and store, also protect the drill tip.
  • Cobalt drill bit set is versatile drilling accessories to use, for a wide range of applications such as stainless steel, aluminum, plastic, wood, cast iron, and so on.

7. Drill Hog USA 1/8" Cobalt M42 Drill Bits 12 Pack

7
8.1/10 our score

  • 1/8" cobalt m42 jobber legnth
  • 135 degree split point prevents "walking"
  • Package of 12 drills (one dozen)
  • Tri-flat shank prevents "slipping" in the drill chuck
  • Drill hog usa lifetime warranty

8. Drill America 29 Piece M42 Cobalt Drill Bit Set in Round Case

8
7.8/10 our score

  • Cobalt steel provides extended tool life compared to high-speed steel drill bits, and maintains the tool's toughness and hardness in high drilling temperatures
  • Round shanks allow use with a wide variety of tool holding systems
  • Set contains 29 m42 cobalt drill bits sizes 1/16" - 1/2" x 1/64" increments
  • Gold oxide finish acts as a lubricant and provides wear resistance
  • When all hands are on deck, hang the drill index on your belt whether you're in the shop or field
  • Cobalt drills are effective in drilling tough, high tensile strength materials like stainless steel, inconel, and titanium

9. Drill Hog USA 1/4" Cobalt M42 Drill Bits 12 Pack

9
7.5/10 our score

  • 135 degree split point prevents "walking"
  • Package of 12 drills (one dozen)
  • Tri-flat shank prevents "slipping" in the drill chuck
  • 1/4" cobalt m42 jobber legnth
  • Drill hog usa lifetime warranty

10. Drill America 29 Piece M35 Cobalt Drill Bit Set in Round Case

10
7.2/10 our score

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

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