Cobalt
Our M35 Cobalt Drill Bits are engineered for exceptional heat resistance and durability when drilling into hardened materials. Featuring a 135° split-point tip for precise starts, they are the ideal choice for stainless steel, cast iron, and other tough alloys. Available for same-day pickup from our Los Angeles warehouse.
1/4" X 4-1/4" COBALT INDUSTRIAL DRILL BIT, 135° SPLIT POINT$10.99 As low as $9.99Bulk Pricing:- Buy 100 or more $9.99 Save 9%
This 1/4" x 4-1/4" Cobalt Industrial Drill Bit is engineered from M35 steel with 5% cobalt for superior heat resistance. Conforming to ANSI/ASME B94.11M standards, its 135° split-point tip ensures precise starts and is ideal for drilling into stainless steel and cast iron. Learn More