Mar 18, 2025 · These powerful 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 bits and...

This Bosch Cobalt M42 Metal Drill Bits are engineered with upgraded M42 alloy, containing 8% cobalt. Bits that are 1/8 In. and larger feature a split point; bits 3/16 In. and larger feature a …

1/8" Inch 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!

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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 …

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 …

Sep 15, 2015 · Industrial Cobalt Alloy Steel PILOT POINT drill bits are designed for maximum speed and life in stainless steel and other hard metals. DEWALT drill bits sets feature a PILOT …

Cobalt M42 drill bit – provides upgraded M42 cobalt jobber-length bits designed for durability. Enhanced M42 alloy material – contains 8% cobalt alloy that delivers 10X life vs standard bits. …

Drill cone-shaped openings in workpieces to mount them between centers on your lathe. Cut and shape material to create precise slots, grooves, and profiles. Choose from our selection of …

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