Set of 29 jobber length drill bits includes inch sizes 1/16″ to 1/2″ in 1/64 increments. Cobalt steel provides extended tool life compared to high-speed...
Features and Benefits: Cobalt steel extends cutting edge life and maintains cutting life after resharpening Extra hard drill for greater wear 135 degree split point...
5 Piece 3 Flute 82 Degree Cobalt Countersink Set. 1/4″, 3/8″, 1/2″ 5/8″ and 3/4. Engineered to give chatter-free performance. They are comparatively free-cutting and...
Irwin® 29-pc Cobalt M-35 Metal Index Drill Bit Sets Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metals....
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...