Fischer Plasterboard & Cavity Wall Fixings Steel spring toggle 614648 - Fischer 532685, The Fischer FMD 10 x 60 K NV is a steel spring toggle set designed for secure and stable fastening. This product is typically used for mounting heavy items in hollow walls or ceilings. It features a robust build, making it suitable for various building and construction applications. Fischer 532685 FMD steel Spring Toggle 60mm for secure wall mounting