1.Size:874*145*192 mm 2.Chisel:68 mm 3.Hardness:HRC 58-62 4.Impact Rate:500-900 bpm Yantai Xinren Mechanical & Electrical Equipment Co.,Ltd is one of the largest manufacturers of hydraulic breakers and attachments widely used in the construction,demolition industries in China.Our main products are Hydraulic Breakers,Front Cylinder,Rear Cylinder,Middle Cylinder,Piston,Main Valve and so on. ...