Mawonekedwe:
Mzere woyamba wa mano aafupi umagwiritsidwa ntchito pokonza koyambirira, ndipo mzere wachiwiri wa mano amawupanga bwino kuti amalize ulusiwo.Mapangidwe a kumanzere a chida chodulira amafuna kuti spindle atembenuzire kumanzere kumanzere kuti achepetse mphamvu yodulira ndikuwonjezera mphamvu yodulira chida.Oyenera kukonza zinthu zolimba kwambiri monga zitsulo zozimitsa nkhungu pamwamba pa 48HRC.