开口铜鼻子，OT铜鼻子，冷压铜鼻子
OT开口铜鼻子：
OT开口铜鼻子型号有OT-10A,OT-20A, OT-30A,OT-40A, OT-50A,OT-60A, OT-80A,OT-100A, OT-150A,OT-200A, OT-250A,OT-300A, OT-400A,OT-500A, OT-600A,OT-800A, OT-1000A
