Draper 5 x 125mm medium grade aluminium oxide sanding discs draper 13139 paper backed for most 125mm bench or air angle tool sanders assorted pack comprises 4 x medium 3 x coarse and 3 x extra coarsepacked five discs per pack assorted are 10 discs per pack draper 13139 5 x 125mm coarse grade aluminium oxide sanding discs