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 EVA foam storage tray. Tray Size (W x D x H): 384 x 289 x 25mm. Features & Benefits: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.Metric Sizes Combination Spanners; 6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 19mm, Stubby Spanner sizes; 10, 11, 12, 13, 15mm.AF Sizes Combination Spanners; 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", Stubby Spanner Sizes; 3/8", 7/16", 1/2", 9/16", 5/8".Supplied in EVA foam storage tray. Tray Size (W x D x H): 384 x 289 x 25mm.Lifetime guarantee*.Model No. S01239 Specifications: Model No S01239 Brand: Siegen Contents: Combination Spanners