This 170 Piece Cobalt HSS Drill Bit Set contains varied sizes from 1mm to 10mm, all ideal for drilling wood, metal & plastics. Made with steel and cobalt increases strength and durability compared to standard HSS bits. These bits also disperse heat build up more efficiently for longer lasting performance.
Ideal for drilling wood, metal & plastics
The perfect top up for your van or workshop
Made from Cobalt HSS bits for optimum heat dissipation
