SPRING METAL CLAMP: Spring clip is made of nickel-plated steel, durable and anti-rust. Very suitable for carpentry, home decoration or industrial production. CLAMP SIZE: Measures 6” long and 3" wide. When opened the clamp has a max jaw opening of 2.5” jaw depth. SELF-ADJUST JAW PADS WIDE: Pivoting jaw pads self-adjust to uneven surfaces for a good match and solid grip, it can also protect work surface very well. Package includes extra three replaceable pads for free. ERGONOMIC GRIP HANDLE: The arc of the handle improves the comfort. The non-slip plastic cover protects the tool surface. POWERFUL CLAMPING FORCE: Tempered steel coil spring with larger diameter and more loops supplies 30 lbs of clamping tension, it can hold objects strongly by generating a large amount of clamping force. GREAT FOR BACKDROPS: Perfect use in a variety of places such as repairing cars, woodworking, photo studio setups, hanging tarps, arts and crafts, and more!