Description
5.5 x 55mm Heavy Duty Tech Screws with Washer – For 12mm Steel (Box of 100)
Engineered by TIMco for high-performance applications, these 5.5 x 55mm heavy duty tech screws are ideal for fixing into thick, heavy section steel up to 12mm. They feature an EPDM galvanised washer with rubber seal and a durable Ruspert silver coating for superior corrosion resistance.
Key Features:
- Size: 5.5mm diameter x 55mm overall length
- Washer: 16mm EPDM galvanised washer with rubber seal
- Head: 5.5mm with 8mm across flats (A/F)
- Max Drill Thickness: 12mm
- Max Clamping Thickness: 32mm
- Thread Type: Fine self-tapping metric thread
- Coating: Silver Ruspert – corrosion and weather resistant
- Standard: BSEN ISO 9227:2006 compliant
- Use: Suitable for both internal and external applications
- Application: Fixing to heavy steel sections and structural metal
- Pack Size: Sold in boxes of 100
Applications:
- Steel frame construction
- Cladding systems on heavy steel
- Outdoor and industrial 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.
