OF20S-L120 | Multi-Surface Planetary 20" Concrete Floor Grinder & Sander | Single Speed Low Spring They do a great job

They do a great job of removing old weathered stains

They are sold separately and are designed to mount onto Velcro drivers

Wood Floor Sanding/Refinishing | Stone Polishing | Wood Deck Restoration

OF16 DUST SKIRT

The high speed OF20S-H machine operates at 1250 RPM

OF20S-L120 | Multi-Surface Planetary 20" Concrete Floor Grinder & Sander | Single Speed Low Spring They do a great jobThe Low Speed OF20S L is a multi purpose machine with 120 Volt Power Operation, operating at a low tool speed of 625 RPM. The OF20S L is ideal for low speed applications such as wood floors and decks. The OF20S L is powerful enough for professional users yet simple enough for almost anyone to operate and maintain. The OF20S L also incorporates Onfloors patented tool attachment system that is known for being the fastest tool change in the industry.