Details:

◇Application: Horizontal lifting of steel plate . 
◇Material: Low carbon steel alloy. 
◇Loading range: 0 to 10 ton. 
◇Two pieces of clamps are used for the testing, but 2 pieces or 4 pieces are recommended for lifting operation, balance beam is needed for big sized steel plate. 
◇Testing load is 2 times of working load.
◇With lock spring during the clamp non-work condition, locking device going in nature step-up, put the object in the clamp, the strength becomes the proportion enhancement. 
◇The loaded object shall not touch anything when operating, over loading is prohibited.
◇Durable enduring, easy operation.