These Forgefix Cavity Wall Anchors are a specialist plasterboard fixing with Pozidriv and Slotted combination drive insert Suitable for heavy duty fixing applications such as radiators and wall units Specialist fixing guns are available for repetitive fixing applications., M5 x 52mm Used to fix items where there is a cavity behind the surface. Ideal for fixing heavy objects securely on soft-faced partition boards. Cavity Wall Fixings Plasterboard Wall Anchors At Michael Carandini Blog Metal Wall Plugs All steel heat resistant fixing for plasterboard. • Supplied with universal cross pan head machine screws. • Finish: Zinc Plated. • Suitable for heavy duty... Strengthened anchor wings gives maximum load capacity. High-performance cavity fixing. Metal Cavity Anchors - M5 X 52mm / 60mm Screw - Bag Of 60 | RCS Trade Supplies Combination head on the screw to accept both slot and cross-recess screw drivers.