Rock breaker RB777

Best Price Efficiency RB777 Pneumatic Rock Concrete Breaker Hammer Air Pick For Bridges Roads Construction Short Description: RB777 pneumatic pick is a tool that use compressed air as power, the compressed air come from air connection tube to the valve unit in the pick bakhead, through valve allot the compressair to cylinder above below antrum,promote hammer reciprocating upand down, hammer macke punchbeat the end of steel shank, ensure steel shank drilling to concrete continuously, make in break into pieces.