Description :
* Cabon Steel & Stainless Steel
* M3.5~M6.3
* Special Head、Countersunk、Pan
Specification :
- Square+Pin、Pentagon+Pin、Socket+Pin6-Lobe+Pin
- #1~#2 Point
- Passivated or Plated、Coating、Cr6+Cr3+、Without Chromate 、Ruspert、Dacromate、Galvanized Zinc Plated