＃6～1-1/2 、 M4～M36、up to 130mm length
Designed to join two externally threaded objects usually threaded rod together.
Coupling nuts are used in joining threaded rods or where a threaded fitting is used with threaded rod in suspension applications.
Material: Carbon Steel、Alloy Steel、Stainless Steel、Aluminum、Copper
Finish: Zinc plating、Zn-Ni plating、HDG、Xylan、Geomet、Magni、Copper plating、Nickel plating in any type of coating