Drop-forged Chrome Vanadium steel spanners. Hardened and tempered with a fully polished, mirror finish. Open-end and WallDrive® ring combination with long slim shaft. Supplied In EVA foam storage tray. Features & Benefits:Drop-forged Chrome Vanadium steel spanners.Hardened and tempered with a fully polished, mirror finish.Open-end and WallDrive® ring combination with long slim shaft.Sizes: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 27, 30, 32mm.Supplied in EVA foam storage tray.Tray Size (W x D x H): 290 x 485 x 35mm.Lifetime guarantee*.Model No. AK63021 Specifications: Model No AK63021 Brand: Premier Contents: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 27, 30, 32mm Maximum Length: 425mm Minimum Length: 125mm Nett Weight: 5.02kg