Nylon Speed Plug. Supplied With Pozidrive Compatible 4.5X35Mm Round Head Screws. Finish: Nylon. Specially Designed Cutting Tip To Pierce Plasterboard Skin. Nylon Speed Plugs Can Be Used In Electrical Installations. Screw And Fixture Can Be Removed For Cleaning And Decoration. Ideal When Re-Fixing Into Existing Plug Or Anchor Holes. Alternative Screws Can Be Used If Required. Suitable For Use In Most Types Of Hollow Walls And Plasterboard.PTDFORDIRNSP421