Description 5.5 x 32mm Heavy Duty Tech Screws with Washer – For 12mm Steel Fixing (Box of 100) These TIMco 5.5 x 32mm heavy duty tech screws are precision-engineered for securing into heavy section steel up to 12mm thick. Featuring a fine self-tapping metric thread and EPDM bonded washer, they offer strong, sealed fixings for both indoor and outdoor use. Key Features: Size: 5.5mm diameter x 32mm overall length Head: 5.5mm head size, 8mm across flats (A/F) Washer: 16mm EPDM galvanised washer with bonded rubber Max Drill Thickness: 12mm Max Clamping Thickness (CT): 13mm Thread Type: Fine self-tapping metric thread Finish: Silver Ruspert coating – highly corrosion-resistant Use: Suitable for both external and internal applications Standard: BSEN ISO 9227:2006 compliant Pack Size: Sold in boxes of 100 screws Applications: Fixing into heavy gauge steel sections (up to 12mm) Steel framing, cladding, and structural fixings Commercial and industrial metal-to-metal fastening 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.
