Njikọ waya abụọ nke na-anaghị eguzogide mmiri nke ejiri waya abụọ mechie nke nwere njirimara tupu e mechie ya maka eriri ikuku jupụtara na copper siri ike nke 0.7-0.4mm (21-26AWG). 1.27mm (0.050″) Mkpuchi kachasị elu nke OD.
