HEAVY DUTY LIFTING CLAMP: Sheet metal lifting pliers are made of high quality and durable alloy steel with a rust-resistant coating to withstand harsh environments and provide a long service life. EASY TO USE: Simply pull the pull ring to open the clamp, loosen the jaws of the hook, clamp the steel plate into the opening, and then pull back the spring to lock it. You can clamp the steel plate, lifting clamp lifting work more flexible and stable. STABLE AND SAFE: Horizontal lifting clamps have strong jaws that securely lock different thicknesses of steel plates. Features a safety spring mechanism that ensures the clamp will not slide when lifting or lowering loads. WIDE RANGE OF APPLICATIONS: for horizontal lifting and transportation of steel plates and structures. Suitable for heavy lifting or transportation of steel plates and sheet metal. Widely used in steel erection, steel market, machining, steel plate welding, cutting and handling. EXTRA LARGE LOAD: The industrial lifting clamp has a maximum load capacity of 10 tons/22046 lbs and an opening range of 0 to 80 mm/3.15 inches. Our slate clamps are safe, durable, sturdy, and slip-resistant.