1. Gawo la diamondi la kudula konkire ndi kuwotcherera pa pobowola poyambira kuchokera ku dia 14mm mpaka 600mm, komanso kugwiritsidwa ntchito pa tsamba la 250mm-600mm, kuwotcherera siliva, kugwiritsa ntchito konyowa.
2. Maonekedwe osiyana angapangidwe. Monga Denga pamwamba-woboola pakati, lathyathyathya woboola pakati, mtundu wa madontho, mtundu waukulu khoma, Turbo, mphete mtundu ndi zina zotero.
3. Titha kupanga mitundu yambiri ya zigawo zodula konkire, granite, marble, ndi zida zina zamafakitale Kukula kwina kulipo kuti muwerenge: 24 * 4 * 10mm, 24 * 5 * 12mm, 24 * 6 * 15mm, kukula mpaka tsatanetsatane amafuna.