WIDELY USED: This 8inch Non-Woven Airway Buffing Wheel be used for polishing vehicle parts such as wheels,tanks,bumpers,fenders,etc. Or any other metal part of aluminum, brass, copper grinding and polishing.GOOD DESIGN: Airway polishing wheels Design Allows to buff longer and cooler than standard buffs.Tough non-woven material useful for removing heavy deposits and oxidation from all kinds of surfaces.HIGHT QUALITY: Tough non-woven material. Galvanized center ring is resit-corrosion,very strong and durable.RPM: Recommended Maximum RPM Safety Limits 3000.DIMENSIONS: Diameter: 8"; Inner Arbor Hole:5/8 inch. Package: 1Pack. Package includes: 1pc 8 inch non-woven material Airway Buffing Polishing Wheels Specification: Material: Tough non-woven material Color: As picture show Diameter: 200mm/8" Inner Arbor Hole:5/8 inch Features: ●This buffing wheel is made of a durable, tough web which is a general purpose polishing wheel.And is designed to effectively clean, removing heavy surface deposits and oxidation from all kinds of surfaces. ●This Galvanized center ring forms wrinkles on the surface of the non-woven, the folds construction resists loading and runs cool, let buffing wheel is cooler than standard wheels which keep the abrasives cutting at a consistent rate,working for longer time. Wrinkles also help hold compound. The center ring clip is resit-corrosion, very strong and durable. ●The rotational speed of the airway polishing wheel must not exceed 3000 RPM. ●Recommend for use with polishing compounds.