COMOWARE Cobalt Drill Bit Set- 21Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16"-3/8"

Key features

• 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.
• 21 Sizes Included: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8".

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