Place of Origin : Shanghai,China
Model: ZG6177.1 coarse tooth, ZG6177.2 fine tooth
Size: M8-M56
Material: carbon steel, alloy steel, stainless steel
Surface treatment: zinc plating, phosphating, dacromet, environmentally friendly dacromet
Mechanical property level: 8,10,12, A2-70, A4-70, A4-80
????????????GB6170??????????????????,?????????,?????????,????????????
?????30°??????,?????????,????,??????????????????1.7?,??????????
??:ZG6177.1???ZG6177.2??
??:M8-M56
??:??????????
????:???????????????
??????: 8,10,12, A2-70, A4-70, A4-80
