2X faster press and slide button. 16 Groove Ratcheting System for precise positioning. Protouch grips for comfort. Vise Grip Lifetime Warranty The Vise Grip Straight Jaw Groove Lock is consumer preferred. The Press and slide button makes this 2X faster to use then traditional groove joint pliers. The 16 groove ratcheting system allows for precise positioning. The protouch grips are great for comfort and do not slip. Vise Grip comes with a lifetime warranty.