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Self drilling tek screws for fixing metal sheets to timber sections.
Sharp gash point for fast installation.
No pre-drilling required
Bonded neoprene washer to provide watertight seal.
Thread diameter: 6.3mm
Screw length from under head: 45mm
Neoprene bonded washer diameter: 16mm
Head type: Hexagon flange
Head depth: 5mm
Head diameter: 8mm (5/16”)
Tek screw adapter size: 8mm (5/16”)
Delivery Charges (UK Mainland)
Orders under £12 - £4.50
Orders over £12 - FREE SHIPPING
Next working day delivery - £8.95
Please note that restrictions apply for the above based on location - See our delivery page for more options