With the Facom 84TZA.4 hex key, you tackle 4 mm socket screws with optimal control and leverage. The ergonomic T-handle fits comfortably in your hand, reducing strain during repetitive mechanical assembly or bicycle maintenance. Thanks to the dual-ended design, you can easily switch between the 183 mm long blade for reaching deep fasteners and the 77 mm short end for applying maximum tightening torque. The durable phosphate finish protects the 4 mm hexagonal profile against wear and corrosion, ensuring dependable daily performance in any workshop.
Our product specialists are happy to help with any questions about this range. Call, email or chat with us!
Chat with us