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 an EVA storage tray. Features: SEALEY PREMIER - One of a comprehensive range of Premier Hand Tools, suitable for daily professional use CHROME VANADIUM STEEL Drop forged for increased durability and strength OPEN-END 12 POINT WALLDRIVE RING Keeps knuckles clear of obstructions NICKEL CHROME PLATED For corrosion resistance, with a fully polished mirror finish 12PC SET Sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm SUPPLIED IN EVA FOAM STORAGE TRAY For easy storage solutions. Tray Size (W x D x H): 185 x 275 x 25mm LIFETIME GUARANTEE* Specifications: Guarantee:Life Model Number: AK63265