タイトルまたは説明

 1) Energy and material saving, easy operation, not in the restrictions of reinforcing bar ingredient and species. 2) It could connect reinforcing bar of vertical, insequent, same diameter and different
diameter. 3) Reinforcing bar tapered thread could prefabricate. It do not impropriate time
limit for the project, connecting reinforcing bar only use wrench . It could construct
all day long. 4) Connecting one conjunction need only dozens of second. It could heighten the construction
speed and shorten the period of construction than the traditional texture.Customer special demand is available.