About the product
- 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
- High-heat resistant bits withstand high-temperature applications for extended periods of time
- Thick web-helix design provides additional stability in tough applications
- Surface-hardened tip penetrates tough abrasive materials
- Split points on bits 1/8 In. and larger allow for easy starts with no skating, eliminating the need for a center punch
- Three-flat shank on bits 3/16 In. and larger deliver better bit grip
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