Shanghai Jinrui Norm Parts Supplies Co.,Ltd is a manufacturer with a rich experience of producing bolts,Website:http://www.chinajinrui.net,nuts and screw.Shanghai Jinrui owes total assets of RMB 50 million with area of 5000㎡. The business covers 18 countries from five continents.Now three branches of Shanghai Jinrui are Shanghai Xingrui Bolt Factory, Shanghai Xingrui Wire Steel Factory, and Shanghai Xingrui Hot heading Factory. This JISB1180 standard applys to normal steel hex bolt,stainless steel hex bolt and nonferrous hex bolt. The sizes are from M5-M64.All the finish treatment of JIS hex bolt can be plain,zinc plated,yellow zinc plated,PTFE,black,dacromet ,HDG or other ways.StandardGradeFinishThreadDIN931    DIN9334.8PlainUNC6.8Zinc plated8.8Yellow zinc plated10.9PTFE12.9BlackUNFA2-70DacrometA4-70HDGOtherOther