Cobalt M42 drill bit Å“ 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 Å“ contains 8% cobalt alloy that delivers 10X life vs. standard bits

High-heat resistant bits Å“ withstand high-temperature applications for extended periods of time

Thick web-helix design Å“ provides additional stability in tough applications

Surface-hardened tip Å“ penetrates tough abrasive materials

Split points on bits 1/8 In. and larger Å“ allow for easy starts with no skating, eliminating the need for a center punch

Heat-treated manufacturing process Å“ helps to ensure the strength of bits