The Irwin 10mm HSS Cobalt Drill Bit is a popular size for larger diameter drilling in stainless steel and other high alloys, ideal for substantial metalworking applications. This versatile diameter is commonly used for M10 clearance holes, heavy-duty fabrication work, and general drilling tasks where durability and performance are paramount. Manufactured from high quality HSS steel with 5% Cobalt content, this drill bit offers exceptional heat resistance and significantly extended life when dril
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