Description 3M 769F Flap discs are an unbeatable combination of performance and value. Powered by the legendary speed and long life of 3M Precision-shaped Grain, designed for everyday high performance. Applications: Weld Removal  Beveling Scale Removal  Flame Cut Smoothing Manufacturing Maintainence Features: 3M Precision shaped grain technology Durable and fast Flexible to allow easy follow of curves and contours Grinding aid to help keep the disc cool on heat sensitive metals Specifications: Type: Flap Grit: 40 Abrasive Material: Ceramic Backing Material: Poly Cotton Speed: 12000 rpm Colour: Purple Hole Size: 22.23mm Diameter: 125mm