Structural Hex Head

FEATURE
- Equivalent to: BS 4395 Pt.1
- Sizes in inches (ASTM Standard)
- Suitable In Inches (ASTM Standard)
- Optional : Flat Harden and / or Load Indicating Washer
- Stock Range:
- Diameter: 1/2" ~ 1 1/4"
- Length: 1" ~ 9"
- Brands:
- JH, SFC & etc