1) Standard: DIN,ISO, BS, JIS, ANSI, AMSE, UNI or non-standard 2) Size: M4-M20 3) Material:ss200/304/316 hex weld nuts 1)Standard: DIN,ISO, BS, JIS, ANSI, AMSE, UNI or non-standard2)Size: M4-M20 3)Material:ss200/304/316 Our company can deal with any standard products as long as your ordering quantity is large.We can produce customized fasteners, if you can provide us detailed drawing. We can ...