... ZP, BZP, HDG 4.Effect:fastening Stainless steel spring nutProducts Details: Products Name: Spring nut Size: M4-M20 Material: Carbon steel, ... for the defects caused by manufacturing. Main Makets:Our company's major export markets in North America,South America,Eastern ... TRADE CO.,LTDRm.1106,Digital Mansion,No.140,Xincheng Road,Wenzhou,Zhejiang,ChinaCompany Website URL:http://www.wzhowl.comFax:0086- ...