Dynabrade® NITRO 51592 Rotary Polisher Dynabrade The Dynabrade® NITRO 51592 rotary polisher is a pneumatic industrial tool designed for heavy-duty polishing and surface finishing on metal and composite materials. Powerful and ergonomic, it provides precise control for buffing, scratch removal, and surface preparation, making it ideal for industrial maintenance, metal fabrication, automotive bodywork, and demanding surface treatment applications. Learn more