Cobalt M42 drill bit â 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 â contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
High-heat resistant bits â withstand high-temperature applications for extended periods of time
Thick web-helix design â provides additional stability in tough applications
Surface-hardened tip â penetrates tough abrasive materials