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1.high efficiency 2.durable 3.good quality and low price 4.rock breaking tools air-leg rock drill from china InstructionThe rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works in a quarries, railway...

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jack hammer 1.high efficiency 2.durable 3.good quality and low price 4.rock breaking tools Jack hammer/Hand-Hold Rock Drill-Y19AInstruction Y6 Hand Hold rock drill is a ideal tool for the secondary blasting in quarry and especailly for rocking 20mm hole in marble and...

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1.high efficiency 2.durable 3.good quality and low price 4.rock breaking tools air-leg rock drill from china InstructionThe rock drill is a kind of high efficiency air leg rock drill machinery. It is mainly used for diging into mine laneway and blasting holes in all drilling...