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Self drilling tek screws for fixing metal sheets to cold rolled steel sections 1.2mm to 3.6mm thick.
Coarse self drilling thread.
No. 3 hardened carbon steel self drilling point.
Thread diameter: 5.5mm
Screw length from under head: 25mm
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
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