1, I-Material iyinsimbi engagqwali engu-304 enekhwalithi ephezulu.
I-2, ithiphu yenaliti ibukhali ngokwanele ngaphandle kwe-barb ngesikhathi sokusebenzisa.
I-3, i-Luer taper design yombhede inaliti yokuvaleka okuqinile ngaphandle kokuvuza.
4,Faka kuzo zonke izinhlobo zesirinji futhi ungasetshenziswa kabusha ngemuva kokubulala amagciwane.