Best Cobalt Drill Bits Reviews 2019 – Top 7 Picks and Reviews

We looked at all the online reviews and found the best of the best using data-driven technology.

Let’s takea look at the best Cobalt Drill Bits Reviews

Reduced Price!Bestseller No. 1
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
204 Reviews
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
  • 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
Bestseller No. 2
Migiwata Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill...
256 Reviews
Migiwata Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill...
  • COBALT STEEL - Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness...
  • NO CENTER PUNCH NEEDED - The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or...
  • 13PC METRIC BITS - The set includes 13pcs of M35 cobalt steel twist drill bits: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm,...
  • FOR METALWORKING - Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used...
Bestseller No. 3
Bosch 21 Piece Cobalt Metal Drill Bit Set CO21
16 Reviews
Bosch 21 Piece Cobalt Metal Drill Bit Set CO21
  • TOUGH: The Bosch CO21 Drill Bit Set is manufactured from cobalt for drilling in hard and abrasive materials such as stainless, cast iron,...
  • ACCURACY: Featuring a no-skate split-point tip for clean, precise holes and accurate starts.
  • RELIABLE: The three-flat shank design promotes better grip and guards against slipping on bits 3/16 in. and larger
  • PERFORMANCE: Designed for very high drilling temperatures for superior performance in stainless steel. Bosch Cobalt Metal Drill Bits are...
Reduced Price!Bestseller No. 4
Best Choice 8-Piece 1/2' Shank Silver and Deming Drill Bit Set in...
187 Reviews
Best Choice 8-Piece 1/2" Shank Silver and Deming Drill Bit Set in...
  • Premium cobalt high speed steel construction for proven capability and durability to drill holes in wood, plastic, aluminum, copper,...
  • Superior gold titanium and black nitride dual coating finish holds up lubricant better for smoother drilling, and is 80% more durable and...
  • 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
Bestseller No. 5
IRWIN Left Hand Drill Bit Set, Cobalt, 5/64-Inch to 19/64-Inch,...
481 Reviews
IRWIN Left Hand Drill Bit Set, Cobalt, 5/64-Inch to 19/64-Inch,...
  • Drill bits made of M-42 8% cobalt high-speed steel for super abrasive resistance in tough metals
  • 135° split point reduces feed pressure for easier penetration without work hardening
  • Each drill bit has a heavy-duty spiral flute design that produces fast chip ejection
  • Shorter cutting lips reduce torque for drilling in high-tensile-strength materials
Bestseller No. 6
Hymnorq 3/8 Inch Fractional Size M35 Cobalt Steel Twist Drill Bit Set...
122 Reviews
Hymnorq 3/8 Inch Fractional Size M35 Cobalt Steel Twist Drill Bit Set...
  • COBALT STEEL - Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell...
  • FOR METALWORKING - Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used...
  • SELF-CENTERING - The 135° quick-cut points are and penetrate quickly with less pressure. No center punch is needed. Will not "walk" or...
  • 5PC SET - The set includes 5pcs of 3/8" diameter M35 grade cobalt steel twist drill bits, packed in a convinient and reuseable PVC case as...
Bestseller No. 7
Drill America 3/4' Reduced Shank Cobalt Drill Bit with 1/2' Shank,...
52 Reviews
Drill America 3/4" Reduced Shank Cobalt Drill Bit with 1/2" Shank,...
  • Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as...
  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to...
  • 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

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Last update on 2019-10-23 / Affiliate links / Images from Amazon Product Advertising API