Explosion -proof hand pinoscoules are 1 ton 9 meters, and hand -pour gourds are a small lifting equipment. Suitable for a working environment without a power supply, with a small size and a relatively light weight. Manually operate, after hanging the gourd, drag the fiber zipper to improve the heavy object. Sloping brakes, reverse dragging the fisting zipper dropped. When using it, be careful not to be caught, and hang vertically. Put your hand in a dry and ventilated environment after use. If there is mud on the surface, it should be cleaned in time, because it will affect the internal gear inside the gourd through the chain, causing damage.