29-Piece Cobalt Drill Bit Set. Cobalt steel extends cutting edge life. Cobalt offers the best heat resistance for drilling in extremely hard and abrasive materials...
CLE-LINE 115-Pack Cobalt Twist Drill Bit Set. Split-point is self centering, for reduced thrust and easier penetration. Set is designed to drill tough, high tensile...
The Drill America DWD29J-CO-PC Qualtech jobber length drill bit set contains 29 cobalt steel drill bits with gold oxide finish in inch sizes 1/16″ to...
Irwin Hanson 29 Piece Cobalt M-35 Hardness Metal Index Drill Bit Set. Cobalt steel extends cutting edge life and maintains cutting life after resharpening Extra...
The Drill America DWD29J-CO-PC Qualtech jobber length drill bit set contains 29 cobalt steel drill bits with gold oxide finish in inch sizes 1/16″ to...
Chicago Latrobe 550 Series Cobalt Steel Jobber Length Drill Bit Set with Metal Case, Gold Oxide Finish, 135 Degree Split Point, Metric, 25-piece, 1.0mm –...
These bits are made from virgin hi-grade Cobalt M42 steel. Cobalt has a melting point of 2,723 degrees Fahrenheit! These bits will drill through the...
Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. Made from industrial grade High-speed steel for increased durability. 8%...
COBALT DRILL BIT SET. S-Tech – Get the Job Done Industrial quality for drilling stainless steel and other tough materials. Cobalt formula improves abrasive and...
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...