The TengTools 520025 is a chrome vanadium tool designed for tamper-proof and standard TX fasteners, featuring a TPX-type long arm for security fastenings and a regular TX short arm for applying higher torque. It has an ergonomically designed bi-material handle for improved comfort and torque control, along with a hanging hole that can also be used for storage or attachment of a fall-protection wire.
| Size | Short arm length (mm) | Long arm length (mm) |
| TX/TPX25 | 15 | 150 |