IRWIN Tools Cobalt High Speed Steel Drill Bit 29Piece Metal Index Set Kit Supply. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal...
PRESTO 25 PIECE HSS-CO COBALT JOBBER DRILL BIT SET. Comes in metal drill bit storage case. Made of 8% cobalt material with excellent heat resistance....
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...