Optimal for jobs exceeding 10000 sq ft. Despite the weight and size the 3100 3-P can be easily maneuvered by a single person. - movable weights for easy one person operation. - Four 42lbs pocket weights. - Magnetic starter or variable speed drive. -Mild steel or stainless steel guards and water tanks. - Wet/Dry setup. - Direct drive, no belts. PRODUCTION RATES - Mastic removal rate of 500 sq. ft. per hour. - Thin-set removal rates of 500 sq ft, per hour. - Thin-mil coatings removal of 200 sq ft. per hour. - Concrete polishing rates of 1100 sq ft. per polishing pad. - Rough Terazzo rate of 1200 sq ft. per day.