DHD1120 High Pressure Mining DTH Hammer Bits Rock Boring Bits

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Hunan New Diamond Construction Machinery Co., Ltd.

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DHD1120 High Pressure Mining DTH Hammer Bits Rock Boring Bits

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DHD1120 High Pressure Mining DTH Hammer Bits Rock Boring Bits

ND65 DTH Drill Bits Description The Drill Bits are made from grade hard alloy and special steel, generally matched with the rock drill, to drill the rock. The drill tools are used in metallurgy mine, ...

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down the hole bits

rock boring bits

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