Application: Used for pipe furniture, tables and chairs, shelves, vehicles, trolley casters and other threaded connection.
Steps: First clean the welding surface, using sandpaper or steel brush to remove the joint oxide.Second welding a little bit and adjust the verticality of the thread .Finally solder all the solder joints.
Package Content: 10 Pcs x Square Weld Nut
Advantages: Flat solder joints, steel, good weldability, thread size accuracy.