Wera Bicycle-Set Torque 1Robust design with high accuracy to + 4% per DIN EN ISO 6789 1: 2017 07. Ergonomic handle Easy setting and saving of the default value. Audible and tactile clicks on reaching the scale values also facilitate the safe setting of the desired torque value. 45 tooth reversible ratchet mechanism. Mesuring Range : 2. 5 25nm 1 4'' Square Drive 16 piece set Include: Click Torque A5 2. 5 25nm 4 sockets with 1 4'' drive 7 Hex Plus hexagon bit sockets 4 TORX bit