Plasplugs BJP700 Heavy-Duty Fixings (50 Packs x 20 Plugs)Plasplugs Originals Heavy Duty Fixings are designed for making larger or heavier fixings into brick or blockwork and masonry. Suitable for concrete, brick, breeze block and stone. The plugs feature multi action grips, expanding barrels, barbed jaws and anti rotate ribs. Typical applications: shelving, curtain poles, lighting, hooks and brackets, pictures and mirrors. Colour: Brown. Screw Type: No. 8 14 (4. 5 7mm). Drill Bit: 7mm. These Plasplugs