Expert Quality, sockets are manufactured from chrome vanadium steel, which is correctly hardened and tempered with a micro satin chrome plated finish. Each socket has a knurled ring for extra grip. Supplied with 72 tooth reversible soft grip ratchet and accessories. Supplied complete in a two tone 1/4 drawer EVA insert tray made from closed cell foam. Suitable to be used in Draper and Draper Expert tool chests and other manufacturers similar tool chests.