The CBI Grindall is designed to process unsorted construction and demolition debris. The Grindall is a vertically fed rotary hog with a 23,000-lb. solid steel rotor that shears the material from two directions through a patented offset helix design. Capable of grinding C&D debris down to a uniform 3-inch product in one pass. It weighs 103,000 pounds and is available in both portable and stationary units. Has a 60-inch wide by 25-foot long heavy duty feed conveyor.