The Draper Expert HI-TORQ double ring ratchet half moon spanners in this five-piece set are manufactured from hardened and tempered chrome vanadium steel with a mirror chrome plate finish for corrosion protection. The 100-tooth ratchet enables 3.6-degree movement and the curved shape makes it easier to reach round obstacles, making these spanners ideal for use where there's limited space.Features:. Manufactured from hardened and tempered chrome vanadium steel with a mirror chrome plate finish for corrosion protection.. The 100-tooth ratchet enables 3.6-degree movement and the curved shape makes it easier to reach round obstacles, making these spanners ideal for use where there's limited space.. The ring end is 12-point HI-TORQ, providing a superior grip.. The set comes supplied in a useful wallet roll.. Lengths include 130mm, 156mm, 167mm, 200mm and 230mm.Specifications:. Dimensions: H: 28cm x W: 14.2cm x D: 4cm.. Colour: Silver.. Guarantee: Lifetime.. Material: Chrome Vanadium Steel.