TEK type self-drilling fix screws are designed for fixing sheets to timber purlins. The TEK screws have a 5/16th hexagonal head with 19mm bonded sealing washer that will ensure they stay water-tight and secure.
Update your browser to view this website correctly. Update my browser now
TEK type self-drilling fix screws are designed for fixing sheets to timber purlins. The TEK screws have a 5/16th hexagonal head with 19mm bonded sealing washer that will ensure they stay water-tight and secure.