... are welcome. 3.distributorship offered 4.OEM servic copper casting part 1>Quick details a). M6-M30 stainless steel screws ... : fe ,steel f). Application: Chemical plant, aerospace, military, medical part, automotive and bike, hot spring, seawater treatment plant, offshore drilling ... , shafts , shaft liners, flange, gear wheel, sprocket wheel. A>Common Ground a) Bolt sizes:M4-M22*length b) Nut sizes ...