Constructed of M-42 5 percent cobalt high speed steel for super abrasive resistance in tough metals Heavy duty spiral flute design produces faster chip ejection...
Enhance your toolbox with this top-of-the-line 29-piece drill bit set from Mac Tools. Crafted with precision using superior quality cobalt alloy steel, this drill bit...
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...