AK Robins Screw Cooker. Stainless steel. Top hopper: 30 gallon with screw auger: 36 in L x 4 in diameter. Middle hopper: 20 gallon with screw auger: 48 in. L x 7 in. diameter. Cooking container: 100 gallon with (3) screw augers: 31 in. L x 16 in. diameter. (3) Steam jacket lines with (49) steam inlets: 3 in. threaded male openings. Discharge screw auger: 19-1/2 in L x 4-1/4 diameter. Discharge opening: 4-1/2 in. diameter pipe. Discharge height: 44 in. (3) Motors for the processing screws; (1) motor for discharge screw. Overall dimensions: 18 ft. 6 in. L x 32 in. W x 84 in. H.