Yenziwe ngentsimbi ye-H13 eshushu yokufa okanye i-38CrMoAl kunye nezinye izinto zokushisa i-nitriding okanye i-nitriding inobunzima obuphezulu (HRC56-HRC59), ukunyanzeliswa kokunxiba kakuhle kunye nokuqonda okuqinileyo kwe-flat kunye ne-hole pattern abantu abaneminyaka emininzi yamava omsebenzi Iyilwe kwaye yaveliswa ziingcali;