Popular international traders offers a wide range of modern tools. Torque handles, model 2850 wiha torquefix; come with a fixed torque value pre-set by wiha. It is tested in accordance with en iso 6789, bs en 26789, asme b 107, 14m, tolerance ±6 per cent [traceable to national standards]: audible and perceptible click when the pre-set torque has been attained; handle with hard and soft zones for a particularly ergonomic grip: handle sizes proportioned to the torque ranges: and packed in a durable plastic box.