Especially suitable for: Industry, construction sites, car and truck garages, agricultural technology, Bridge, ship, aircraft and railway construction, refineries, Machinery and plant engineering, maintenance, Features: Mechanical hand torque multiplier for controlled screw tightening and unloosening screw connections, With a single-stage planet gear, High-performance aluminium housing, With Z-form, offset reaction arm of chrome-vanadium steel, Can be optionally retrofitted with L-form straight reaction arm - with adjustable reaction arm - of lightweight metal, Model with transmission ratio 1:5, Guaranteed accuracy: Better than +/- 3 % tolerance, To operate with a suitable torque wrench, 1 model with maximum load in the range up to 1300 Nm, Also available as set (No. DVV-13ZG) with three different Impact sockets SW 27, 30, 32 mm, Output square with hole for Impact sockets with locking pin and ring