Faster setup and additional locking force compared to other locking tools. Holds two pieces together or allows you to turn stuck items. Screwdriver through-hole provides you with leverage for tightening the thumb screw. Swivel jaw pad protects yThe piece from marring and gives you a good grip. One-handed control release is efficient and easy. Hardened jaws with better grip force on jobsite material. Forged alloy steel construction gives you strength and durability. Rust protection increases tool life by reducing corrosion. Ergonomic handles with anti-pinch design. Jaw has a maximum width of 3 in. Limited Lifetime Warranty