Multifunctional key for actuating closures in building technology (heating and plumbing, air-conditioning and ventilation technology, electro-technology) gas and water supplies and shut-off systems. For all standard closing systems and sizes. 2 cruciform keys compactly connected via magnets. Reversible bit: Slotted 1.0 x 7 mm Weight-optimised, high-pressure die-cast zinc design with high-quality surface coating.