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GB13806.1 Cross recessed cylindrical head screws
Product serial number ： HY-BZ-1275
Category ： Supporting product series
Standard ： GB13806.1
Size ： M3-0.5*3
Strength grade ： 12.9级
Material ： SCM435
Product details
Surface treatment process ： 热处理，发黑
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yao.li@szenyoo.cn
Room 1822, Building 6, No111 Shishan Road. High-Tech Zone Suzhou City, JiangSu Province, China
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