BoxoUSA 1/2" drive extra long hex bit sockets are sold individually in 5mm, 6mm, 7mm and 8mm. Each has a mirror chrome finish socket, a black oxide bit, detents on all 4 walls of the female drive end and a chamfered drive end. The collection also includes a 7-piece 1/2" drive long metric hex bit socket set in a 1/6 drawer EVA foam insert.