Milwaukee Red Helix 29-Piece Cobalt Drill Bit Set. Milwaukee Cobalt RED HELIX Drill Bits are engineered for extreme durability and long life in hard metal...
M35 HardnessCobalt steel extends cutting edge life and maintains cutting life after resharpening. Extra hard drill for greater wear. 135° split point tip starts on...
Drill America – D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16″ – 1/2″ X 64ths), D/ACO Series. Drill America D/A29J-CO-PC 29-Piece...
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...