●Package contains 10 pieces dog nail file sanding heads, enough quantity for daily use and replacement for your needs. ●The pet nail sanding disc is made of emery, sturdy and strong to sand nails and use for a long time. ●It can polish and trim pets nails quickly and safely without hurting the nails of your beloved pets. ●The replacement process is simple, you just need to replace the old paw sanding disc with a new grinding wheel, if you want to clean the disc after sanding the claws, an eraser may be a good option. ●Suitable for most electric pet grooming devices. Properly sand your dogs toenails and safely smooth their claws.