Forging weld nut 1) Categories: square, two point, three point, three point, four point abnormity ... automobile, chemical industry, electrical power, constructionand various machinery2) Categories: square, two point, three point, three point, four point abnormity3) Material ... the company has five forging production flowing(300T-1000T), two aluminum alloy die-casting <280T-1350T>, three accurate casting ...