Especially suitable for: Machinery and plant engineering, Cable cars, lifts and masts, Heavy industry, construction sites, Bridge construction, Shipbuilding, aircraft and railway construction, Refineries, plastics industry, Power plants of all kinds, Features: Mechanical hand torque multiplier for controlled screw tightening and unloosening screw connections, With a two-stage planet gear, High-performance aluminium housing, Models with gear ratio 1:18, 1:22, 1:28.5, 1:39, All models with return flow protection (RS), With non-destructive overload protection "Slipper" to protect the gearbox, right and left hand, Z-form, offset reaction arm depending on model made of chrome-vanadium steel, Can be optionally retrofitted with L-form straight reaction arm - with adjustable reaction arm - of lightweight metal, Guaranteed accuracy: Better than +/- 3 % tolerance, To operate with a suitable torque wrench, 4 models with maximum load in the range from max. 6000 Nm to max. 13000 Nm, Output square with hole for Impact sockets with locking pin and ring