Mercury DC-21-1170 Ultra D.C. High-Speed Burnisher – 21", 1170 RPM Category_Catalog/Brands/Powermatic/Powermatic Saws Machine weight: 104 lbs —

Machine weight: 104 lbs — heavier than the 17" model (106 lbs) is false

Apron shafts ride in precise oilable bearings

Features: Multiple models for customizable stirring capacity: 25–200 liters

medical device

Mercury DC-21-1170 Ultra D.C. High-Speed Burnisher – 21", 1170 RPM Category_Catalog/Brands/Powermatic/Powermatic Saws Machine weight: 104 lbs —Mercury DC 21 1170 Ultra D. C. Burnisher 21" Floor Polisher at 1170 RPM The DC 21 1170 pairs Mercury's largest 21" apron with a 1170 RPM burnishing speed lower than the DC 21 2000, which makes it the better choice for facilities that burnish daily or multiple times per week. At 1170 RPM, the machine generates less friction heat per pass, which means less thermal stress on the floor finish coat over time. The same 1. 5 HP D C rectified motor and front