Used Nauta style mixer, approx. 25 cu. ft. capacity, stainless steel construction, urethane-lined, 48" diameter at top of cone, 72" deep, leading to 10" diameter outlet, includes manual slide gate and rotary airlock valve. Top head includes dual drive assembly to rotate Nauta mixing arm and screw. Bolted top lid with top feed opening. Mounted on carbon steel frame. Appears to be in good condition.