Sealey 6 piece trx star socket bit set 1 2 sq drive sealey premier ak627 chrome vanadium steel sockets hardened and tempered with dual satin chrome finish and knurled ring trx star bits manufactured from chrome vanadium steel except t55 and t60 are s2 supplied on socket rail sealey ak627 trx star socket bit set 6pc 1 2 sq drive