Flap grinding disc end is suitable for use with angle grinders. Used in work on the grinding and polishing of metal, steel, concrete, dry wood, varnish / paint. Depending on the intended surface to be treated and removing the selected grain layer disc. Discs grain size from 36 to 4 0 is used for pre-grinding surface. This ensures a low noise level. Abrasive grain: alumina. Features wide range of applications, abrasive: alumina, low noise level.