B3923 Drill Bit Cobalt 3/8″
Quality bits constructed of cobalt high speed steel for superior wear resistance in tough metals. These Cobalt drills bits are suitable for drilling heavy metals and have a 135 split point that self centers on material.
Features:
Cobalt steel extends cutting edge life and maintains cutting life after re-sharpening
Extra hard drill for greater wear
135 split point tip starts on contact, cuts with less force
