Control Cabinet Key 00 11 03For control cabinets and shut-off systems in the supply of gas, water and electricity For technical installations in buildings, e. g. air conditioning and ventilation systems, shut-off valves, mainsswitch-boards, etc. short execution, total length 44 mm square 6 + 8 mm triangular 9 mm two-way key bit Ø 9 mm with bit insert: slot 1.0 x 7 mm and cross recess PH 2 with adapter for 1/4 Inch bits on securing chain zinc die-casting long execution, total length 76 mm additional square 5 mm