Fully ground HSS with 5% Cobalt makes these ideal for drilling extra hard materials. 135° Split point tip enables bits to bite workpiece quickly reducing...
25 Pcs Jobber Drill Set – 1.0mm – 13.0mm in 0.5mm increments. Heavy-duty drill made of cobalt material with excellent heat resistance. To drill steels...
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....
Cobalt Drill Bit Set- 115Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed...
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...