M35 Cobalt HSS Drill Bit Set - Made of high-speed steel with 5% cobalt for superior wear, heat & abrasion resistance. These cobalt drill bits for hardened steel deliver longer lifespan in stainless steel, cast iron & hard alloys versus standard HSS.
Set Includes - The set includes 21Pcs (1/16"- 3/8") Cobalt Drill Bits, This cobalt drill bit also includes the drill bit holder with size index for easy storage and organizing.
135° Split Point HSS Drill Bits - This drill bits set feature self-centering 135° quick-cut tips for effortless penetration with minimal pressure. The twisted shank design efficiently clears metal shavings, making them ideal for materials.
Professional & Widely Use - This cobalt drill bit excels in drilling stainless steel, copper, cast iron, aluminum alloy, plastic and wood. Engineered for precision, these drill bits deliver unmatched durability across metalworking applications.
