Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel...
Drill America D/A115J-CO-SET 115 Piece Cobalt Steel Jobber Length Drill Bit Set in Metal Case, Gold Oxide Finish, Round Shank, Spiral Flute, 135 Degrees Split...
Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. Made from industrial grade High-speed steel for increased durability. 8%...
Milwaukee 48-89-2332 29 Piece Cobalt Red Helix Drill Bit Set. Milwaukee Cobalt RED HELIX Drill Bits are engineered for extreme durability and long life in...
115 PIECE PREMIUM QUALITY COBALT DRILL BIT SET. THESE ARE NOT COATED DRILL BITS. THE REAL McCOY COBALT DRILL BITS. CUTS CAST IRON-HEAT TREATED STEEL-STAINLESS...
115 PIECE PREMIUM QUALITY COBALT DRILL BIT SET. THESE ARE NOT COATED DRILL BITS. THE REAL McCOY COBALT DRILL BITS. CUTS CAST IRON-HEAT TREATED STEEL-STAINLESS...