PREMIER BLACK – One of a range of Sealey Premier Black Hand Tools, selected for supreme quality, suitable for daily professional use. OPEN-END WALLDRIVE RING – 15° Offset keeps knuckles clear of obstructions. CHROME VANADIUM STEEL – Drop forged for increased durability and strength. 12PC SET – Sizes include: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm. LIFETIME GUARANTEE FROM A REPUTABLE UK COMPANY – Founded in 1978, Sealey is a large family run business with a vast product range. Trusted by professionals, all Sealey products are thoroughly tested and backed by unrivalled aftersales service., Weight: 2.83073544408 pounds, Manufacturer: Sealey