9pcs high quality Torx drive key set Made of Cr-V steel Hardened and tempered available in different sizes high quality Torx drive key setblade made of Cr-V steel, heat treated, rustproofavailable in different sizescontents: T10, T15, T20, T25, T27, T30, T40, T45, T50 9pcs Torx drive key set, Star Drive key wrench,star key wrench set