ETC GORILLA original blended floor buffing pad offers that "wet look" shine. A natural hair and polyester blended burnishing pad that is tough and aggressive to make quick work of polishing the latest acrylic floor finishes. Ideal for electric and battery powered machines up to 3000 RPM. Works extremely well on ultra high speed machines for a deep and lasting shine. Use where burnishing is required on a frequent basis for more time between re-coatings. Each pad is designed and constructed to provide thorough and continuous contact with floor surface. Open web construction enables easier dirt pick-up and permits faster pad cleaning under running water. All pads are usable on both sides with equal effectiveness. Pads have a center hole punch-out plug with thickness approximately 1".