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By certification 
DIN 6921 Hex Flange Head Bolt
Flange bolts are an integral bolt composed of two parts: hexagon head, flange (the gasket under the hexagon is integrated with the hexagon) and the screw (cylinder with external thread). It needs to be matched with the nut for tightening. Used as parts that connects two through holes.
Feature and Advantage
1. Standard head for easy installation.
2. Zinc coated oxidation resistance and durability.
3. Multi grades (4.8, 8.8, and 10.9) for your choice.
4. Deep thread for easy locking.
Specifications
Item Weight |
0.2650kg |
Product Dimensions |
M2-M100, Length: 5-300mm |
Size |
full size |
Material |
Carbon steel |
http://www.shallfastener.com/
