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 Alloy Steel Drill Advanced Helical Flute Set 6429DSA. Designed to drill through hardened steel and tough alloys more effectively than standard cobalt alloy steel...
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...