... machine is steel structure, stainless steel panel, side panle is paint. 3,Traction gantry make ordered according to requestd length. 4,Hydraulic ... multi-group pump source (to ensure stability in forward speed.) Hydraulic parts are made of stacked clip (easy maintenance), and the ... down, so as to ensure the normal operation of the hydraulic system 5,Using function: it have single and double manually ...