The knipex pliers are highly suitable for gripping holding pressing and bending workpieces also for the careful installation of finished surface fittings also applicable for tile breaking the parallel smooth jaws box joint gives fast adjustment at the touch of a button with the tool on the workpiece the action of the jaw allows screw unions to be tightened and released quickly using the ratchet priciple lever ratio greater than 10 1 for strong gripping power and they come in 3 size versions 27mm