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Rock Hammer Bit

HARDROCK HDDP Rock Hammer Bit

May 14, 2014

The patent pending HARDROCK HDDP rock hammer bit is made so that a puller can be attached to the end of a drill bit. The puller diverts air flow backward and forward to remove any debris left in the bore hole, and the back of the bit has carbide chiseled teeth to help cut its…

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