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These heavy-duty Cobalt Alloy Steel drill bits deliver 4 times longer life in Stainless Steel. These drill bits feature either the Pilot Point tip, the Split Point tip, or Chisel Point tip design that starts on contact and eliminates bit walking.
Cobalt Drill Bits for Metal and Steel - 13 Piece Set in SAE Sizes (1/16" - 1/4") M35 Fully Grounded 5% Cobalt - Plastic Storage Case Included
These powerful cobalt drill bits for cast iron, aluminum, and even stainless steel are made of a steel alloy of 5 percent to 8 percent cobalt. We researched dozens of cobalt drill...
Cobalt for 15X Life vs. Black Oxide Drill Bits. 3-FLAT SECURE-GRIP™ prevents bit from slipping in chuck. Designed for use with Drill Drivers. Ideal for use in Hard Metals such as stainless steel, cast iron & black pipe as well as wood & plastics. Laser etched size for easy identification.
Cobalt Drill Bits for Metal and Steel - 13 Piece Set in SAE Sizes (1/16" - 1/4") M35 Fully Grounded 5% Cobalt - Plastic Storage Case Included
Cut and shape material to create precise slots, grooves, and profiles. Choose from our selection of high-speed steel drill bits, cobalt steel drill bits, and more. In stock and ready to ship.
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.
Bosch Cobalt M42 Metal Drill Bits are engineered with upgraded M42 alloy, containing 8% cobalt. These hard-core cobalt bits deliver 10X life vs. standard bits, are jobber length and withstand high-heat applications. The thick web-helix design delivers fast material removal and increased stability.
With better heat and wear resistance than high-speed steel, these cobalt steel bits can run up to 25% faster and have a longer tool life. The shank has a smaller diameter than the tip, allowing you to drill large holes with machines that have small-capacity chucks.
The MILWAUKEE® RED HELIX™ 29PC Cobalt Drill Bit Set is engineered for extreme durability and long life in hard metal applications. The QUAD EDGE™ tip delivers a precision start and features four cutting.