Features and Benefits: Torque Lock - faster setup and more force for locking tools; Wide Jaws - Provides more clamping versatility on a variety of material shapes and surfaces; Control release fast, easy, one-handed release; Hardened jaws better grip force on jobsite material; Rust Protection - Increased tool life by reducing corrosion; The patent pending thumb screw provides the user with a more convenient geometry for hand force, while providing clearance to generate more torque with the unique screwdriver through-hole design. Milwaukee stands behind their product and offers a Limited Lifetime Warranty with all locking tools.