Precise work - C-clamp is forged with high carbon steel, and the clamp body is stamped from high-quality steel plate, which has strong tensile strength and is not easy to deform. Easy to Adjust - Using the screw fine-tuning mechanism, the opening of the vise jaws can be adjusted. The grip is firm and easy to release when needed. Strong Links - The brackets adjust the distance between the handles and are spring supported to provide a strong and secure connection. SAFE AND QUICK RELEASE - Each joint is secured with reinforced rivets, making it sturdy and durable. The classic trigger release securely locks the jaws in place. Application - With a jaw depth of 8" (200mm), it can grip material up to 6.3" (160mm) thick. Widely used in various clamping and fixing work, gluing work, etc.