HSS Jobber Drills 7.0mm COBALT (10) Minimum Bundle Diameter: 20mm

Minimum Bundle Diameter: 20mm

51mm Hole Saw

GREASE MONKEY DIRECT cobalt drill bits are made for the toughest of jobs

View our:  COPPER TUBE TERMINALS

Ratchet Crimper for Flag Terminals

HSS Jobber Drills 7.0mm COBALT (10) Minimum Bundle Diameter: 20mmCobalt HSS Jobber Drill 7. 0mm Pack of 10 Size: 7. 0mm 5% COBALT Suitable for drilling Steel, Alloys & Cast Iron Pack of 10 COBALT DRILL BITS: cobalt drill bits are made for the toughest of jobs. Cobalt drills are the preferred drill for harder materials such as stainless steel. They are the favored choice because they hold their rigidity and hardness better at higher temperatures than other HSS drill bits. They are constructed for long life steel