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1/2 COBALT DRILL BIT
Regular price
$32.00
Unit price
/
Unavailable
Description
Description
1/2" Cobalt Drill Bit .5000 decimal equivalent 4 1/2" flute length 6" overall length. Cobalt drills feature a 135 degree split point for instant penetration without a center punch. These drills are made from a special alloy of M42 steel containing 8% cobalt. The extra thick drill core adds further rigidity and strength.
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