IRWIN Drill Bit Set, M35 Cobalt Steel, 29-Piece (3018002). Cobalt Drill Bit Set. Sizes 1/16 inch -1/2 inch in 1/64 inch increments, 135 Degree Split...
Cobalt reduced shank drills are heavy Duty 135 Split Point, Cobalt Steel, Jobber Length, manufactured to National Aerospace standard 907. These drill bits display high...
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...