1/2'' torque wrench with protective insulation, reversible ratchet head, switchable, 2-27 Nm. Immersion insulation according to IEC 60900. For live working at AC 1000 V and DC 1500 V. Triggering accuracy: ±4 % tolerance from set scale value and better. Repeatable and precise at a minimum of 5,000 load cycles. For controlled right hand tightening. Left tightening lockout - unlimited release torque without torque function. Clearly audible and tactile torque release due to short travel release. With robust 30-tooth ratchet mechanism. Large viewing window optimizes readability. Scale in Nm graduation for precise setting. Set torque quickly and safely by turning the handle. Square drive according to DIN 3120 / ISO 1174 with ball lock. Individual serial number for clear product identification. Including calibration conformity declaration according to DIN EN ISO 6789:2017(E) - traceable to national standards.