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CHENGYI Fastener (CY Fastener) 

About Company
 
 
Model / Specification
DIN931 / DIN933
Country of Origin
CHINA
Surface Treatment
black oxide, ZP, HDG, Dacromet, etc.
Material
carbon steel, stainless steel
Alias
Hexagon head bolt
 
Patent
/
Head Marking
cy fastener's head marking
Capacity
6000 Tons / Month
Minimum Order Quantity
10000PCS
Detailed Description
Grade 4.8 8.8 10.9 12.9 DIN931 DIN933 Black Oxide High Tensile Hex Bolt https://www.cyfastener.com/din-933931-hex-bolt/ 
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