Common and standard size fit for all toolsmake the drum have been screwed tightly, drum mandrels with self-expanding rubber cushion, making the sanding bands to the manderl firmly and achieving better finishing; Note: wear professional safety glasses to protect your eyes, because maybe there are grits when the sanding drum turning at high speedcommonest and standard size drum sander set which are widely applied in smoothing surface and curved edges, polishing both soft and hard materials, like , artwork , woodworks and other DIY finishing and workingcolour:Reddish brownmaterial:Metal + aluminaPackage Contents:20 * 6.3mm abrasive belts (80 rings)20 * 6.3mm abrasive belts (120 rings)20 * 6.3mm abrasive belts (240 rings)20 * 6.3mm abrasive belts (320 rings)20 * 6.3mm abrasive belts (400 mesh)20 * 6.3mm abrasive belt (600 mesh)20 * 9.5mm abrasive belts (80 rings)20 * 9.5mm abrasive belts (120 rings)20 * 9.5mm abrasive belts (240 rings)20 * 9.5mm abrasive belts (320 rings)20 * 9.5mm abrasive belt (400 )20 * 9.5mm abrasive belt (600 )20 * 12.7mm abrasive belts (80 rings)20 * 12.7mm abrasive belts (120 rings)20 * 12.7mm abrasive belts (240 rings)20 * 12.7mm abrasive belts (320 rings)20 * 12.7mm abrasive belts (400 grids)20 * 12.7mm abrasive belts (80 rings)4 * 6.3mm drum mandrels (3)4 * 6.3mm drum cores (2.35)4 * 9.5mm drum shaped mandrels (3)4 * 9.5mm drum cores (2.35)4 * 12.7mm drum shaped mandrels (3)4 * 12.7mm drum shaped mandrels (2.35)Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.