When finishing a recently sanded floor and to ensure that you always have the perfect finish many flooring professional use Orbital finishing sanders for their final cut. These 18" by 12" sanding sheets ensure that once the first coat of seal has been applied then the use of a Orbital sander for deknibbing ensures the floor always finishes with that perfect smooth finish. These Sheets can be used on all make of Orbital sanders and are velcro backed for ease of replacement.