The Application Drill
New cutting edge technology. Cor-L drills have a unique convex curved cutting lip which in combination with other critical features enables Osborn to produce a drill which has a constant normal rake angle along the length of the drill lip.
Cor-L Stub - Zircon
Zircon coated for use when drilling low to medium alloy steels.
Cor-L Jobber - Zircon
Zircon coated for use when drilling low to medium alloy steels.
Cor-L (P) Stub - TiCN
TiCN coated for use when drilling high alloy or harder steels.
Cor-L (K) Stub - TiAlN
TiAlN coated for use when drilling cast irons and other highly abrasive materials.
Cor-L (K) Jobber - TiAlN
TiAlN coated for use when drilling cast irons and other highly abrasive materials.

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