... 4.competitive price and quick delivery seated with four thread holes flanged brass nut : Jiangyin yangqi Machinery Accessories Co., ... plan located next to shanghai ,Nanjing and Wuxi. Equipped with sophisiticated processing machines :boring mill ,miller,punch press , ... ordinary steel ,carbon steel,alloy steel ,Aluminum ,Aluminum alloy,brass ,copper or special for customers main market: German , Japan ...