Ikidodo gifunze-bibiri-cyangwa bitatu-bifatanyiriza hamwe kumuringa ukomeye 0.9-0.4 mm (19-26AWG) ikirere cyumuyaga cyangwa 0.65-0.4mm (22-26AWG) cyuzuye umugozi.2.08mm (0.082 ”) Ntarengwa Ntarengwa OD