The Expert E111137 Rapid Ratchet Spanner Set with a 5 increment and a straight 12-point ring end. Switch of direction by turning the wrench. Forged from chrome vanadium steel with a high chrome finish. Supplied on a plastic storage rack with the following sizes 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 and 19mm.