Sealey 6 piece hex socket bit set with rail 3 8 sq drive metric sealey premier ak6209 forged chrome vanadium steel sockets with s2 steel hex bits ak6561 features one piece chrome vanadium steel socket bits sockets are heat treated chrome plated and satin finished knurled rings assist the gripping of the sockets with oily fingers supplied on socket rail sealey ak6209 hex socket bit set with rail 6pc 3 8 sq drive metric