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Description:
We are specialized in the production of rock drilling tools, makingthem according to GB/T6480-2002<<CENTMET CARBIDEROCKBIT>>
We specialized in the production of rock drillingtools.We already export to many foreign counties.And the chiselbits , the button bits , the cross bits and the coal cutterpick-shaped bits got good reputation.The quality of theproducts are good , but we can supply the low price.
