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Rock Drilling Tools

There are four main types of end face designs for high air pressure DTH drill bit: convex end face type, flat end face type, concave end face type and deep concave central end face type. Cemented carbides are mostly made of ball teeth, spring teeth, or the common teeth distribution method of ball teeth and spring teeth.

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

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