Maximum Loading Per Fixing: 120 kg Safe Working Load: 60 kg Hole Cut Out Diameter: 16 mm features: Red type 16-2 plasterboard fixing Most suitable for \"DIY\" jobs such as installations of heavy curtain rail brackets, bathroom fixtures, towel rails and heavy duty shelving. The unique design is suitable for standard, double-thickness and foam backed boards 2.5mm Cavity Protrusion Supports Heavy Loads Suitable for Dot and Dab Wall Constructions Prevents Vapour Barrier Damage Fixings Hold Position Reusable To suit 6 mm (No 12) woodscrew not supplied in trade pack Depth gauge included Trade pack of 25 fixings