Samac TEK32STOT16W 32mm Sheet To Timber 16mm Washer (100) TEK32STOT16W Heavy-duty sheet-to-timber self-drilling screw Designed for fixing metal roofing or cladding profiles directly into wooden supports Sharp gash-point tip cuts through metal and grips securely into timber Integrated hex head supports high-torque installation Bonded rubber washer provides a watertight seal Helps prevent leaks at the fastening point Length: 32mm Washer diameter: 16mm Vendor: Samac Pack quantity: 100 The Samac TEK32STOT16W is a reliable, heavy-duty fastening solution for sheet-to-timber applications. Purpose-built for metal roofing and cladding installations, it delivers efficient drilling performance, secure timber engagement, and dependable weather protection in one easy-to-install fixing. The hex head design supports controlled, high-torque application, while the bonded washer helps ensure a professional, watertight finish. Ideal for contractors and installers seeking strong, consistent performance on site.