Socket

Proto Tools is an American industrial hand tool company. Founded as Plomb, it is presently a division of Stanley Black & Decker. The company is credited with creating the first combination wrench in 1933. Proto® 6 Point Sockets are ideal for use on stubborn or damaged fasteners, and also on fasteners made from soft materials. The TorquePlus™ system high performance design allows the socket to contact the fastener away from the corners. Contact stresses are dispersed over a larger area. Risk of rounding the fastener is reduced. Enables users to turn worn, rounded fasteners.