The GK fixing, supplied with its setting tool, is screwed into plasterboard to give a positive fit. Suitable for single- and double-skinned plasterboard walls, and plasterboard with insulation on the back. Suitable for: Gypsum plasterboard. For fixing of: Pictures, lamps, skirting, electric switches, key boxes, shelves. Advantages: Sharp, self-tapping thread enables safe fixing with a positive fit. Quick and easy installation with a battery-operated/electric screwdriver reduces installation work. Setting tool is included with every packet. No preliminary drilling necessary for board thicknesses up to 15 mm. Short fixing length means little space required in and behind the board. GK can be screwed in and out like a screw due to cross-drive recess in the head of the fixing.