T6 – T70 – Standard Torx. TR8 – TR60 – Tamper Proof Torx. E4 – E24 – Torx Sockets. IP8 – IP60 – Torx Plus. IPR – IPR 60 – Torx Plus. EP4 – EP24 – Torx Plus Sockets. the strongest and hardest drivers. Approved for hand and power tools.

Features and Benefits: Features and Benefits; 1/2 Cut = Better Fit; Higher Torque; S2 Steel; the strongest and hardest drivers; Heat treated to 58-62 RC; Satin Chrome Sockets; Gun Metal Grey Bits; Approved for hand and power tools; Lifetime warranty; 77 Piece Set comes in a durable; plastic caseSet Includes:; T6 – T70 – Standard Torx; TR8 – TR60 – Tamper Proof Torx; E4 – E24 – Torx Sockets; IP8 – IP60 – Torx Plus; IPR – IPR 60 – Torx Plus; 5 Point; EP4 – EP24 – Torx Plus Sockets;