US PRO 17pc 3/8 Dr Metric Deep Socket Set 6 point 8 - 24mm 3258
8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 and 24mm. knurled ring on bottom of socket. supplied in a plastic storage tray. 3/8" square drive so will fit any 3/8" drive ratchet / bar etc.