Specification: Thread Size: M16-2mm; Thread Type: UNC; Width: 24mm/0.94"; Height: 14"; Material: Carbon steel; Grade: 4.8.. 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: 20 Pcs x Square Weld Nut. Advantages: Flat solder joints, steel, good weldability, thread size accuracy..
