General description Sealey AK5633M Premier Impact Socket Set is a comprehensive 36-piece set designed for professional use. Manufactured from hardened and tempered Chrome Vanadium steel with a phosphate finish, this set offers strength, durability, and added corrosion resistance. The 6-Point WallDrive® sockets allow for a transfer of up to 30% more torque to the fixing, making it suitable for use with any impact tool. Technical specifications Material: Chrome Vanadium steel Finish: Phosphate Socket types: Standard and Deep Sockets Socket sizes: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24mm Extension Bar: 75mm Universal Joint: Included Other information Supplied in a storage case for easy organization Lifetime guarantee* Colour-coded rings and enlarged socket size text for fast identification