Usually these motions are hydraulically or pneumatically driven. The combination of rotation and percussion helps the drill achieve a cutting and grinding rotary action at the same time as a chipping percussive action, chipping away at rock to produce a hole.
Cutting Tools,Drill Bits,Masonry Drill Bits
5/16 X 5,MASONRY DRILL ROTA & HAM -1600A
Specifications of 5/16 X 5,MASONRY DRILL ROTA & HAM -1600A | |
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Category | |
Instock | instock |