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Mining Drill Bit

Mainly used to drill the roof and side supporting hole, the gas drainage, water infusion, geological exploration hole and grouting hole and so on for the coal mine seam, water conservancy and hydro-power, dam and roadway construction of bolt-mesh support.
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Welcome to buy the highly precise and high-quality mining drill bit for sale at the best price from our company - ZUANLONG, one of the largest manufacturers and suppliers in China. with the aid of advanced technology, we have various sizes of mining drill bit at your choices.