Drop-forged Chrome Vanadium steel combination spanners. Hardened, tempered and nickel chrome plated for corrosion resistance. Fully polished mirror finish. Open-end and 12-point WallDrive® ring combination. Supplied in storage/carry rack. Features & Benefits:Chrome Vanadium steel.Hardened, tempered and chrome plated for corrosion resistance.Fully polished mirror finish.Open-end and 12-point WallDrive® ring combination.Sizes: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm.Min./Max. Length: 100/137mm.Supplied in storage/carry rack.Lifetime guarantee*.Model No. S0561 Specifications: Model No S0561 Brand: Siegen Contents: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm Maximum Length: 137mm Minimum Length: 100mm Nett Weight: 0.68kg