Switch cabinet wrench for all usual technical shut-off systems|1 wrench for 9 different applications|A double turning mechanism allows 8 different locks to be positioned|The body houses a 5 mm square suitable for aerating radiator valves and a ¼” bit holder including magnet|Square locking: 5, 6, 7-8, 9-10 mm, including 7-8 mm also magnet|Triangular locking: 7,8-9,10-11 mm|Two-way key: 3-5 mm|Half-moon locking: 6 mm|Zinc die-casted|Securing chain with snap-hook|