Allgrip Universal Cavity & Solid Wall Plugs 8mm, supplied in a pack of 40.
Wall plugs expand as the screw is driven to grip the sides of a drilled hole in brick, block, stone or concrete. Colour coded by size to match the screw gauge.
Drill to the plug diameter, push the plug in flush and drive the matching screw. Supplied in a barcoded Allgrip retail prepack.