Description
B3921 Drill Bit Cobalt 5/16"
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
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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
