Drill bits are cutting tools used to make holes in a range of materials using machines such as handheld portable drills, machining centers, and lathes....
Titanium and Cobalt Construction: The drill bits in these sets are constructed from high-speed steel with either a titanium or cobalt coating, enhancing their durability...
PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Material: HSS M35 Cobalt 5%. All woodworkers need this set. HSS M35...
They are manufactured to Aerospace Standard 907 and display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel....
S&D Black Gold cobalt drill bits are designed for extreme durability and long life. A specially designed parabolic flute form clears chips fast, while the...
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...