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21/64″ x 4-5/8″ Cobalt HSS-J/L Drill Bit
Features and Benefits:
- Constructed of M-42 8% cobalthigh speed steel for super abrasive resistance in tough metals
- 135 degree split point reduces feed pressure for easier penetration without work hardening
- Shorter cutting lips reduce torque when drilling in high tensile strength materials
- Heavy duty web construction for strength and durability
