IRWIN Drill Bit Set, Cobalt Alloy Steel, Jobber, Fractional, 21-Piece (63221). Drill bits are made of M-42 5% Cobalt Alloy Steel high-speed steel for super...
IRWIN Drill Bit Set, Cobalt, Jobber, Fractional, 21-Piece (63221). Drill bits are made of M-42 5% cobalt high-speed steel for super abrasive resistance in tough...
IRWIN Drill Bit Set, Cobalt, Jobber, Fractional, 21-Piece (63221). Drill bits are made of M-42 5% cobalt high-speed steel for super abrasive resistance in tough...
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...