12 Buttons 5kg Rock Drilling Bit with 3 Flushing Holes for Mining and Tunneling

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HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD

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12 Buttons 5kg Rock Drilling Bit with 3 Flushing Holes for Mining and Tunneling

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12 Buttons 5kg Rock Drilling Bit with 3 Flushing Holes for Mining and Tunneling

Product Description: Minetech thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling ...

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Ballistic Buttons Rock Drilling Bit

Tunneling Rock Drilling Bit

89mm Rock Drilling Bit

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