Torx key set (blister pack) T10-T50
This set contains 9 Allen Torx keys of different sizes. Both ends can tighten a Torx screw. The case is designed for easy removal and to prevent keys from coming loose and getting lost. Each key slot indicated the size of the key. They are made of chromium vanadium.
Chrome vanadium steel 58 CrV4 (1.8161)