Despite its weight and size, one person can easily maneuver the Model 3100-3P floor grinder. The machine is optimal for jobs exceeding 10,000 sq. ft. Features include four 42-lb. pocket weights, a stainless steel water tank, mild or stainless steel guards, and wet/dry setup. It achieves a mastic removal rate of 1000 sq. ft./hr. and thin-set removal rate of 1500 sq. ft./hr. Terrco Inc. 605-882-3888.