The Corefix Fixing Universal Plug Screws 6X36 are designed for medium-duty applications, suitable for various wall types. Each pack includes medium duty universal wall fixings with a 6x36mm plug and 4.5mm x 50mm screws. The unique plug design knots in plasterboard and expands in masonry for maximum stability. These wall fixings support up to 60kg in masonry and 10kg in plasterboard, with a maximum fixture depth of 10mm. They are conveniently packaged in an 8 pack, making them ideal for mounting shelves, pictures, or other fixtures.