The industrial socket and ratchet sets consist of a range of standard sockets, a ratchet handle and extension bar, guaranteed to come in handy for professional use or when performing DIY tasks around the at home. All parts are made of chrome vanadium steel, which makes them hard wearing and resistant to rust and abrasions. With an ergonomically designed quick release ratchet handle and extension bar to ensure that the sockets are in even the tightest places. 1/4" Socket Set includes: 12pcs metric CrV sockets: 4,5,6,7,8,9,10,11,12,13,mm 1-piece two-component ergonomic quick-release CrV ratchet handle 1pc CrV extension bar Features a compact, easy clip carrying tool