High Strength DIN 6921 Hex Flange Head Bolt Zinc Coated serrated flange bolt
Material： Aluminum, Alloy Steel,carbon steel,stainless steel 304/316,brass,etc
Treatment/Finishing： Polishing, Milling, Anodised Gold, Blue, Green, Purple , Black，
Requirements： No Burrs、Scratches、Dents、Pits.
Heat Treatment：Tempering,Hardening,Spheroidizing,Stress Relieving.
Equipment accessories: airplane, ship, bicycle, motorcycle, auto, wheelchair, sports,
anchor, weapon, etc.
Packing：bulk+carton+pallet ,small box+carton+box.
We specialise in the supply of non-standard and made to drawing fasteners, as well
as those made from exotic materials.
•Primary Competitive Advantages：
1) Offering video and photos with details freely during production.
2) Producing according to the accuracy of drawings, assembly measurement to detect function and strict quality control to ensure 0 return rate.
3）99% orders can be ensured delivery time
4) The materials we use are optimal
5) 24 hours online service
6) The competitive factory price with the same quality and service
7) The most suitable packing method to different products.