OEMTOOLS 22963  24-Piece Metric Socket Set Set Includes: (Deep) 8 , 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm. (Shallow) 8 , 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm Thin wall design gets into tight spaces Knurling position is optimized for best finger gripping position Cross hatch marking indicates Metric size