Isetyenziswa kakhulu kulwakhiwo lolwakhiwo, iihardware, ishishini lokuhombisa ubugcisa.
Izinto eziluncedo:
1. Igama elithi slot eliqhelekileyo.Screw - groove ubunzulu kunye neenkcukacha zisemgangathweni.Umphezulu ungqukuva kwaye akukho lula ukutyibilika.
2. Unyango lwe-Electroplating, icandelo le-linoleum le-nail ligudileyo kwaye ligudileyo, alikho i-burr eseleyo, icocekile kwaye icacile.
3. Intloko yezikhonkwane, intloko egudileyo, amandla afanayo, umphumo wokuqinisa ungcono.