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.
1/8 Cobalt Drill Bit$4.97 As low as $4.71Bulk Pricing:- Buy 100 or more $4.71 Save 5%
The 1/8" Cobalt Drill Bit is engineered from M35 steel with 5% cobalt for superior heat resistance when drilling hard metals. Featuring a 135° split-point geometry for precision, it is ideal for stainless steel and cast iron applications compliant with ANSI/ASME B94.11M standards. Learn More
1/4 Cobalt Drill Bit$9.35 As low as $8.86Bulk Pricing:- Buy 100 or more $8.86 Save 5%
The 1/4" Cobalt Drill Bit is engineered from M35 steel with 5% cobalt for exceptional heat resistance up to 1100°F. Its 135° split-point geometry ensures precise, walk-free starts and efficient drilling in hard materials like stainless steel and cast iron. Learn More
1/2 Cobalt Drill Bit$5.99 As low as $5.68Bulk Pricing:- Buy 100 or more $5.68 Save 5%
Our 1/2 inch Cobalt Drill Bit is engineered from M35 steel with 5% cobalt for superior heat resistance up to 1100°F. Featuring a 135° split-point geometry compliant with ANSI standards, this bit is designed for high-performance drilling in hard materials like stainless steel and cast iron. Learn More
3/16" X 4-1/4" COBALT INDUSTRIAL DRILL BIT, 135 DEGREE SPLIT POINT$3.99 As low as $3.78Bulk Pricing:- Buy 100 or more $3.78 Save 5%
This 3/16" x 4-1/4" industrial cobalt drill bit is engineered from M35 steel (5% cobalt) for superior heat resistance. Its 135° split-point tip ensures precise, no-walk starts on hard materials like stainless steel and cast iron. Manufactured to meet industrial performance standards for durability and accuracy. Learn More