Hex head self drilling screws, for joining roofing sheets to light gauge steel (Max. 5mm) without the need to pre-drill a hole. 

Hex Head with EPDM washer to prevent water ingress.

 

Coarse self-tapping thread with tapered shank.

 

If you require further information on our Self Drilling Screw give sales a call on 01942 720777 or email us on sales@nwtt.co.uk.