Features: Brand new and high quality The high carbon steel chain and clamp body are firmly link by rivet process and are not easy to deformed. Suitable for various work requirements, industrial maintenance and vehicle maintenance. Chain lock, adjustable chain length, convenient clamping to meet a variety of use situations. Turn the nut to adjust the size of the opening. The shorter the rotating rod, the tighter the clamping of the pliers head, and the longer the rotating rod, the larger the opening of the pliers head. Press the handle, the pliers automatically open, which is convenient and labor-saving. High-strength spring, mechanical dynamics connecting rod connects two handles, and high-strength return spring is convenient and labor-saving. Specifications: Material:High Carbon Steel Length:Approx.450mm/17.71inches Package Includes: 1x Locking Chain Clamp note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.