Imikhiqizo
Umugqa owodwa wamabhola angama-angular angakwazi ukuthwala imithwalo ye-axial ohlangothini olulodwa kuphela.Amabhere ane-engeli yokuxhumana engu-30° (A) noma engu-40° (B) ngokuvamile asebenzisa insimbi ecindezelweyo, inhlaka ebunjiwe, noma amakheji ethusi anomshini, nakuba inhlaka yokwenziwa ngomshini noma amakheji akhethekile e-polyamide resin asetshenziselwa izinhlelo ezithile.