Torx Bit Socket and External Torx Socket Set 31-Piece T8-T70 and E4-E24 SteelTorx Bit Socket and External Torx Socket Set 31 Piece T8 T70 and E4 E24 Steel Product Features Rustproof & Durable Constructed from high hardness S2 alloy steel and CRV chrome plated steel, the torx bit socket set surfaces feature red coating and manganese phosphate blackening for extra corrosion resistance, ensuring years of reliable use. Torx,E Torx and Adapter This 31 piece torx socket set includes 14 Torx bit sockets (T8_T70), 13 E type sockets