Accurate torque measurement to 4, 5, and 6 Nm. Requires separate 6mm allen key to turn dial (sold separately). Includes four interchangeable tool bits: 3, 4, 5mm allen keys and T25 to cover most bike needs. Includes βcam-overβ feature, ensuring the torque wrench will continue to βclick-outβ once the relevant torque is reached. Ergonomic handle for comfortable use and to help apply the correct force. Lightweight and portable.