Dophee 10pcs 1/8 (inch) Sanding Drum Mandrel 1/2" 80-Grit Sanding Drums Bands for Dremel Drill Good on metals, woods, plastics, ceramics, etc. 80 Grit Sanding Bands for Nail Art Drill Machine. Suitable for manicure as well as pedicure Also perfect for other drills using sanding bands. Size (Sanding Drum): 12.5mm (Band dia) x 13mm(L). Mandrel : 12.5mm(Head dia.) x 3.17mm(Shank dia). Grit: #80