A flap disc in an very adaptable abrasive disc that is long lasting, economical, and accessible in many models to fit diverse tools. Abrasive flaps are mounted, overlapping each other, to a Middle hub. Includes inside and exterior circlips with straight and 90° bent jaws. Solid from higher carbon metal https://www.hukums.com/products/elephant-12-air-impact-wrench-iw02l