professional manicure pedicure set: 1)It is used for finishing,shaping nails. 2)Spindle dia:3mm: 3)vitrified bond professional manicure pedicure set:It is used for finishing,shaping nails.1)Grain material: alumina, white alumina,Chromium alumina;Silicon carbide.2)Grit: F60-F3203)Bond: Vitrified bond4)Spindle dia: 3 mm5)Spindle length: 40 mm6)Shape and size: