2X faster press and slide button 16 Groove Ratcheting System for precise positioning Protouch grips for comfort Vise Grip Lifetime WarrantyThe Vise Grip Straight Jaw GrooveLock 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.