Description 5.5 x 25mm Light Duty Tech Screws with Washer – TIMCO (Pack of 100) These 5.5 x 25mm TIMCO light duty tech screws come with a pre-attached 16mm EPDM washer, offering secure and weather-resistant performance. Designed for light section steel, they feature a coarse self-tapping thread and a corrosion-resistant silver Ruspert finish for both internal and external use. Key Specifications: Size: 5.5mm x 25mm Head: 5.5mm with 8mm A/F hex head Washer: 16mm galvanised with rubber (EPDM) Thread: Coarse self-tapping Finish: Silver Ruspert (corrosion resistant) Max Drill Thickness: 5mm Max Clamping Thickness: 9mm Standard: BSEN ISO 9227:2006 Use: Suitable for external & internal applications on light section steel Quantity: Pack of 100 Benefits: Quick and reliable installation with self-drilling point Washered head provides tight seal against weather and vibration Corrosion-resistant for long-term performance Trusted TIMCO quality for professional use Applications: Fixing to light section steel (up to 5mm) External cladding and roofing sheets General construction and site work 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.
