Fractional- 1/16-1/2 by 64ths. COBALT STEEL: SharpSKIL Drill Bit Set is made from Cobalt Steel for proven capability and durability. Cobalt drills are recommended for...
Chicago Latrobe 2550 Series Cobalt Steel Jobber Length Drill Bit Set With Metal Case, TiN Coated, 135 Degree Split Point, Inch, 15-piece, 1/16″ – 1/2″...
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...