Jobber Length Cobalt Drill Bits
Type 150, Heavy Duty
These are heavy-duty, 135° split-point bits with gold finish for drilling hard, tough metals and free-machining stainless steel, high temperature alloys, titanium, and certain plastics. High red hardness of cobalt steel permits speeds 30% higher than regular high-speed steel
drills.
M42 Cobalt - NAS 907-J
Made in USA
Note: Cobalt drills require rigidly held positive-feed drilling equipment.
Sold individually
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