imported Yanmar engine, KYB pump and valve, self-made high quality chassis, roatry platform, arm, boom and ... way, high tensile steel plate is used for key position.6)All structuural parts are produced by us for better quality ... 1)Bucket digging force36.7(KN)(2)Arm digging force32.6(KN)Max.digging height5641(mm)Max.dumping clearance4011(mm)Max ... modes)2.4/3.9(km/h)Max.grade ability70% 6 ton mini excavator