Place of Origin
Jiangsu, China
Model Number
DIN933 DIN931 DIN6914 A325 ISO4017
Item
alloy steel heavy duty black din6914 screws
Standard
DIN933 DIN931 DIN6914 A325 ISO4017
Grade
4.6, 4.8, 8.8, 10.9, 12.9, AISI 2, AISI 5, AISI 8, AISI 10.
Material
stainless steel304,316,carbon steel35#, 45#, alloy steel, brass...
Surface
HDG, PTFE, zinc plated, black, chrome plated...