Production key with ratchet head. Torque wrench of the 'click' type. The torque is set against a torque meter. Safe locking of the set torque. The set torque has an accuracy of ±3%. When the torque is reached, a clear "click" is heard and felt from the key. Made of steel, making it suitable for industrial use. Very long service life, tested over 100,000 pulls while maintaining precision. Can be ordered with desired torque. Loose setting key for torque tools model QSP and CSP. Type: QSP 12N4 Capacity Nm: 2-12 Total length mm: 175 4-sided pin: 1/4" Weight kg: 0,1