Free Shipping!5274 Floor Preparation System: “One Machine One Function!” Using National’s unique magnetic tooling system, the 5274 removes coatings & glues. It creates the perfect profile for new coatings ensuring optimal adhesion, grinds high spots into ACI tolerance, and repairs surface imperfections. It polishes concrete to a satin finish, sand & preps interior hardwoods as well as exterior decking. It’s built for small to large jobs, its rental tough, and offers big-dollar production on an economical budget.
