Description
M8 Hex Head Screws – 20mm HDG (Box of 100)
These M8 hex head screws are 20mm fully threaded bolts with a hot-dip galvanised (HDG) finish, offering excellent corrosion resistance for external applications. Manufactured from high tensile Grade 8.8 steel to DIN 933 standards, they are ideal for long-term outdoor use in construction, framing, and industrial settings.
Key Specifications:
- Thread Size: M8 Metric
- Length: 20mm
- Thread Pitch: 1.25mm
- Material: Grade 8.8 High Tensile Steel
- Finish: Hot Dip Galvanised (HDG)
- Hex Head Size (A/F): 13mm
- Thread: Fully Threaded
Key Benefits:
- Hot-dip galvanised for maximum corrosion resistance
- Compatible with overtapped nuts and channel nuts only
- Ideal for use in external frameworks and exposed environments
- Bulk pack of 100 – perfect for commercial applications
Typical Applications:
- External brackets and support structures
- Channel framework and Unistrut installations
- Outdoor mechanical and electrical fixings
Ordering & Delivery
✔ Trusted UK Delivery – 95% of orders dispatched within 24 hours
Most orders arrive within 1–2 working days as standard.
Note: Heavy or bulk orders, as well as any special cut length or non-standard products, may take slightly longer to dispatch.
For bulk quantities or trade pricing, please call our team on 0121 270 8507.
