... ,20T2) Certificate: CE,GS,ISO3) Min. height: 68-108mm4) Max Lifting: height:1075-1350mm5) Color Choice: yellow green blue red gray6 ... maintenance and repairs.3) To support the prop timber in mine, tunnel, bridge, concrete buildup, etc.4) To raise the lower ... best lift tools used in repairing and supporting, etc. The lifting or lowering speed is controllable. Moreover, it overcomes the shortcoming ...