General Tools 862 3-Piece Probe and Hook Set The General Tools and Instruments 862 Probe and Hook Set is useful for a wide variety of mechanical and electrical work They can be used to remove old gaskets and O-rings during a mechanical repair or to position wires during electrical installations Each probe in this three-piece set features an extended-length aluminum body with a knurled grip and a hexagonal head to prevent rolling The set includes three heat treated, high carber steel probes - 45 degree, double bend, and hook bend Overall length is 6-1/2" 3 point configurations