Used 50 Cubic Feet Twin Shell "V" shell blender, with intensifier bar for liquids and solids. Patterson-Kelley. S/N: 229497. Rated 55#/cu.ft. 25 HP, 208V, 3 phase motor on the intensifier bar and a 5 HP, 208V, 3 phase motor on the shell drive. Blender is 13.65 RPM output. Intensifier bar is 859 RPM output. (Has a second bar included, believed to be a liquid addition bar)