비싼 비용 성능 프로드릴 B67C 에어잭 망치 손은 잭 해머를 잡았습니다

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B67C Jack Hammer Keyword:Handheld Hydraulic Breakers;paving breaker,pneumatic rock crusher Product Introduction The paving breaker model B67C is tool with compressed air as its power.The compressed air is distributed alternatively through the valve into either end of the cylinder Assembly so that the hammer inside is made to carry on a reciprocal motion which impacts the shank of the steel chisel by the tappet drives the chisel into the concrete foundation and makes them