Suitable for: - Concrete - Prestressed hollow-core concrete slabs - Natural stone with dense structure - Solid brick - Sand-lime solid brick - Solid block made from lightweight concrete - Aircrete - Solid panel made from gypsum - Vertical perforated brick - Sand-lime perforated block - Hollow block made from lightweight concrete - Slabs made of perforated bricks - Hollow concrete blocks etc. - Gypsum plasterboard and gypsum fibreboards - Chip boards For fixing of: - Pictures - Motion detectors - Lamps - Skirting - Electric switches - Small wall-mounted shelves - Towel rails - Lightweight mirror cabinets - Letter boxes - Hanging baskets - Curtain rails Advantages / Benefits: - The unique design enables use in almost all building materials - Diagonal connection ridges for optimum screw guidance - New saw-tooth anti-rotation lock prevents the fixing rotating in the drill hole - Low turning and high tightening torque - the first universal fixing that really "holds" - Can be used with wood