China High quality Hex Cap Screw Black Oxide Gr8.8 Gr10.9 Quotes, Factory, Purchasing, Manufacturers
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Hex Cap Screw Black Oxide Gr8.8 Gr10.9

Brand : S L

Product origin : CHINA

Delivery time : 35 days in general

Supply capacity : 50,000 Kg /Kgs Per Day

Product Description

1. Standard: DIN931 

2. Grades: 8.8, 10.9, 12.9
3. Sizes: M5-M24
4. Surface treatment:  Black oxied , black finishing (HDG, dacromet coating , galvanized , zinc plated Cr3+)
5. Materials: Carbon Steel, Alloy steel ,Brass , etc
6. Packaging Information: bulk packing , or  small boxes packing 

DIN931 hex Bolt   high tensile 
Strength Grade 8.8, 10.9, 12.9



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