3/8"sq. Socket Set (6pt.) Metric (20pcs)3 8"sq. Metric Sockets (6pt.) No. Description NB3 055 Socket 5. 5 mm NB3 06 Socket 6 mm NB3 07 Socket 7 mm NB3 08 Socket 8 mm NB3 09 Socket 9 mm NB3 10 Socket 10 mm NB3 11 Socket 11 mm NB3 12 Socket 12 mm NB3 13 Socket 13 mm NB3 14 Socket 14 mm NB3 15 Socket 15 mm NB3 16 Socket 16 mm NB3 17 Socket 17 mm NB3 18 Socket 18 mm NB3 19 Socket 19 mm NB3 20 Socket 20 mm NB3 21 Socket 21 mm NB3 22 Socket 22 mm NB3 23 Socket 23 mm NB3 24 Socket 24 mm NEHB310