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....
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...