Available in two versions, a quick release reversible ratchet and a clutch ratchet type. Reversible type has a 40 tooth ratchet, totally enclosed with a 9° working arc Thumb lever design allows ratchet handle to be reversed without removing sockets. One piece forging for strength and durability Clutch ratchet handles use a drive mechanism based on a one way roller bearing design. This drive system gives a ratcheting movement of less than 1° making them ideal for use in confined spaces. Both ratchet handles are made from alloy steel, with a bright nickel chrome plated finish to BS1224:1970, Service Condition No. 1, and have polypropylene handles. All dimensions conform to BS4006:1987