For locking systems in electrical engineering, the supply of gas and water, air conditioning and ventilation systems, industry, technical installations in buildings, etc. 9 different die-cast zinc key-profiles in 1 tool. With detachable chain and snap hook. Construction version with plug-in, magnetically held support: catch for locks with profile cylinder hole and male square in steps. With bit adapter for 1/4" bits with magnet. Total length: 157 / 95 mm. self-service card/blister.