About this item 80 x Perforated Wall Hooks for Tools, Pliers, Screwdrivers, Hammers, Small Parts etc. For use on any 3mm or 6mm thick panel or tool panel. These hooks are suitable for a hole spacing of 25mm, 25mm center to center. They are manufactured in high quality and are therefore extremely stable and durable, have a good load capacity. Ideal tool holder suitable for basement, workshop, garage or hobby room.