Enhanced M35 Alloy Material: These drill bits contain 5% Cobalt alloy steel, which increases wear resistance and durability. Industry grade 6542 high speed steel drill...
Milwaukee RED HELIX Cobalt Drill Bit Set 29PC. The MILWAUKEE® RED HELIXT 29PC Cobalt Drill Bit Set is engineered for extreme durability and long life...
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...