Press and slide button quickly adjusts lower jaw. All purpose jaw grips on round, flat, square and hex shaped. More groove positions provide the optimum hand location for a better grip on the work piece. ProTouch grips provide extra comfort and reduce hand fatigue. Ratcheting action allows GrooveLock to be adjusted from the open position up to the work piece by pushing the handle up - no need to press the button Anti-pinch design prevents handles from pinching. Set includes one each: 8", 10", 12" GrooveLock Pliers, 10" Adjustable Wrench, 8" Long Nose Plier, 8" Linesman's Plier, 6" Diagonal Cutter and 6" Slip Joint Plier.