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Button Bit

Tapered button bit was from high quality cemented carbide and produced with heat treatment technology,which connected with tapered drill rod well for air leg or hand-held rock drill machine for drilling holes in gold and coal mining,marble and granite quarries,stone project, tunnel, water conservancy,etc

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 Yuyu
 +86 133-9733-9096
 +86 133-9733-9096
+86 133-9733-9096
 13397339096@ojinxin.com

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