The TSB non-marking plate clamps with chain are designed for vertical lifting and transporting of plate material. This particular range of clamps has a large jaw capacity that enables it to be used on a multitude of applications. The main feature of the TSB plate clamps is the fact that it is non-marking. It works through the process of 'friction'. This is achieved by a special material on the jaw and pad which is similar to brake linings. Other benefits of the TSB, is that one grab can also be used for lifting materials such as concrete, wood, stone, and hardened steel.