Drill America D/A29S-CO-SET 29 Piece m42 Cobalt Screw Machine (Stub) Drill Bit Set (1/16″ – 1/2″ x 64ths), D/ASTCO Series. Cobalt steel tools are high-speed...
DWD115J-CO-SET 115 Piece M35 Cobalt Drill Bit Set (1/16″-1/2″, A-Z, #1-#60), DWDCO Series. Cobalt steel tools are similar to high-speed steel, but with more cobalt...
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...