- These drills are made for use in drilling hardened steel in the range of 48 to 65 Rockwell C
- Used for drilling broken studs, springs, bolts, die sections, broken easy outs, extra tough or exotic metals, and brake drums
Norseman Drill & Tool
5/16"x6" Type 602 Hard Steel Carbide Tipped Straight Flute Drill Bit, Norseman Drill …
$13.62
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