Manufactured from Chrome Vanadium steel, hardened, tempered and with a phosphate finish for added corrosion resistance. Standard depth WallDrive® sockets allow a transfer of up to 30% more torque to the fixing. Supplied in storage case. Features & Benefits:Manufactured from Chrome Vanadium steel, hardened, tempered and with a phosphate finish for added corrosion resistance.Standard depth WallDrive® sockets allow a transfer of up to 30% more torque to the fixing.Contents: Sockets; 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24mm, Extension Bars; 75, 150mm, 3/8"Sq Drive Universal Joint, 3/8"Sq(F) x 1/2"Sq(M) Adaptor.Supplied in storage case.Lifetime guarantee*.Model No. AK68217 Specifications: Model No AK68217 Brand: Premier Quantity of Sockets: 13 Type: 3/8"Sq Drive - Standard Contents: Sockets; 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24mm, Extension Bars; 75, 150mm, 3/8"Sq Drive Universal Joint, 3/8"Sq(F) x 1/2"Sq(M) Adaptor Nett Weight: 0.00kg