Four Inch NQL40 DTH Button Bits Rock Drill Accessories High Performance

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Hunan New Diamond Construction Machinery Co., Ltd.

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Four Inch NQL40 DTH Button Bits Rock Drill Accessories High Performance

Contact Now

Four Inch NQL40 DTH Button Bits Rock Drill Accessories High Performance

Description DTH hammer bit is made by tungsten carbide tips and steel. It is widely used in water well drilling and suit for hard rock formation. We have exported this bits to many countries in the ...

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tapered button bits

button drill bit

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