3 Piece Impact Alloy Wheel Nut Socket Set17mm 19mm 21mm Colour Coded DriverChrome molybdenum sockets, hardened, tempered and anodised for corrosion resistance. Nylon sleeves and inserts protect wheels and nuts. Colour-coded sockets for easy size selection. Suitable for use with impact tools. Includes sizes 17, 19 and 21mm in tough storage case. SIZE: L x W x H (mm) 13 x 11 x 55WEIGHT: 0.19t1623 Loops 3 Piece Impact Alloy Wheel Nut Socket Set 17mm 19mm 21mm Colour Coded Driver