5 to 500 per pack and free delivery with  Evri, Yodel, Royal mail and first class offered 

Dispatch when ordered for next carrier collection, international shipping via ebay GSP

Clear Strap Cap Screw Covers, secure and weathertight

- Diameter of washer flange that sits on the corrugated roof panel: 20mm

- Diameter of the hole that accepts the screw: 5mm ( will take 4, 4.5 and 5mm screw diameter )

- Height/Profile of cap when closed: 14mm ( height off panel )

Suitabale for various brands , in particular 3" ASB profile corrugated or similar