Carbon Steel - All the weld nuts are made of high quality carbon steel, have high hardness, perfect wear and rust resistance, smooth surface
Specification - Metric measurement system,made of 4.8 grade carbon steel; Package Included: 40pcs x Weld nut
USE by Welding - Clean the welding surface, using sandpaper or steel brush to remove the joint oxide; Welding a little bit and adjust the verticality of the thread; Finally solder all the solder joints
Widely Application - Weld nuts are widely used in pipe furniture, tables and chairs, shelves, vehicles, trolley casters and other threaded connection