Presetable Torque Breaking Handle - Spigot Type Handle breaks at an angle of 20 and features a unique patented single direction mechanism, ensuring long tool life and repeatable accuracy. Fitted with the new mechanical torque adjustment locking device. Automatically resets when force is released and returns to the in-line position. Overall length: 265mm. Manufactured to ISO 6789 : 2003. (Repeatability at 4% of reading tools above 10Nm and 6% for tools less than 10Nm). Mechanical Torque Adjustment Locking Device Easy-to-use locking device for the torque adjusting screws. Does not rely on friction to arrest movement. Operated using a single adjusting key. Compatible the Norbar 16mm Spigot End fittings.