Cobalt steel extends cutting edge life and maintains cutting life after resharpening. Extra hard drill for greater wear. 135 degree split point tip starts on...
Drill America D/A29S-CO-SET 29 Piece m42 Cobalt Screw Machine (Stub) Drill Bit Set (1/16″ – 1/2″ x 64ths), D/ASTCO Series. Cobalt steel tools are similar...
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...
Drill America 60 piece 135 degrees split point heavy duty drill bit set comes in a metal case. Manufactured to National Aerospace Standard 907, these...
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...