... distribution equipment or power supply cables. GT serries connection tube is made of coppertube. GT series hole-passing connecting tube is made of ... series,SNB series,V series,PTV series,PTN series,MPD series,FRD series,FDD series,MDD series,FDFD series,DBV series,PBDD series,BV series,BN series,E series,TE series,EN series,SC cable lugs series,GTY series GT ...