The Trend TRSNAPAD21 SNAP/AD2/21 Abrasive Sanding Discs are 50mm 180 grit replacement discs designed for use with compatible Trend Snappy rotary sanding attachments. The medium-fine 180 grit abrasive is ideal for smoothing surfaces, removing light imperfections and preparing materials for finer finishing. The hook and loop backing allows each disc to be quickly fitted and replaced on the compatible sanding attachment. Supplied as a pack of 10 discs.