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: 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 LONG SLIM STYLE- For comfortable grip HARDENED AND TEMPERED Fully polished mirror finish for corrosion resistance OPEN-END WALLDRIVE RING Keeps knuckles clear of obstructions 12PC SET- Sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm SUPPLIED IN EVA FOAM TRAY For easy storage solutions. Tray Size (W x D x H): 200 x 385 x 25mm LIFETIME GUARANTEE* Specifications: Guarantee:Life Model Number: AK63012