Ndege yekukuya ndiyo yakajairika yekukuya kwemashandisirwo. Icho chiitiko chekupedzisa chinoshandisa vhiri rinotenderera brasive kuti dziratidze iyo flat pamusoro peSimbi Izvi zvinowanawo nzvimbo yaunoda nechinangwa chinoshanda.
Chinyorwa cheMukati Chishandiso Chishandiso Chishandiso chinoshandiswa kupa zvakanyatsovhara nzvimbo, kungave kune saizi yakaoma kana yekupedzisa pamusoro pekupedzisa.
Kunyatsojeka kwekunyepedzera kwemusoro kunoenderana nemhando uye kushandiswa, zvisinei】 0,002 mm (± 0,0001 in) inofanira kunge ichikwanisika pane mazhinji magireni.