Used Winkworth model 31Z SD SS VAC stainless steel vacuum double arm Z-blade mixer. Mixer has approx. 215 litre working capacity and 335 litre total capacity. Mixing trough is approx. 737 mm long x 787 mm wide x 657 mm deep. Stainless steel Z-blades are driven by el. motor and gearbox. Has hydraulic tilt discharge, stainless steel lid.