Matco Tools 13 piece 1/2” drive metric 6 point adv universal impact socket set. More than half of the sockets have never been used. 8 out of the 13, to be exact. Sizes 12, 15, 17, 18, 20, 21, 23 and 24. The remaining sockets 13, 14, 16, 19 and 22 have light use. Comes in blow molded case.