Ubwino:
1. Mkuwa wa mkuwawakumwa nsonga za nkhumba ndi kamangidwe ka nkhumba kumwa mwaukhondo komanso kuteteza madzi.
2. Gwiritsani ntchito makina a CNC opangidwa kuti atsimikizire zolondola.Kotero kuti pamwamba pake ndi yosalala komanso yopanda mbola,
kuonetsetsa chitetezo cha madzi akumwa a nkhumba.Kamangidwe kosavuta ndi msonkhano kukhazikitsa zosavuta.
3. Kuyika kwa netiweki yachitetezo cha chipolopolo chamkuwa kuonetsetsa kuti nsongayo isatsekedwe ndi dothi.
4. Lumikizani 1/2 '' doko la ulusi, pafupifupi 20mm chubu.zosavuta kukhazikitsa, kapangidwe kosavuta,kugwiritsa ntchito nthawi yayitali.
