Set Includes: (6) 1/4 in. drive Torx Bit Sockets: T10, T15, T20, T25, T27, T30. (4) 1/4 in. drive Tamper-Proof Torx Bit Sockets: T20, T25, T27, T30. (3) 1/4 in. drive E-Torx Sockets: E6, E7, E8. (5) 3/8 in. drive Torx Bit Sockets: T40, T45, T47, T50, T55. Product Features:S2 steel insert bits and heat treated socket bases exceed ASME proof torque requirements for durabilityBit sockets meet insertion depth requirements to ensure correct engagement with the fastener
