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drill bits
we are the manufacturer of rock drilling tools from China,Incluing trione bit,botton...
tricone bit
used for the mines
down the hole bit
rock drilling for open cast mines and quarrying field
chisel bit,cross bit,X bit
rock drilling tools ,for all kinds of rock
Button Bit
rock drilling for all formations except very hard abrasive formation.
pick cutter
applicabel for coal mining.
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