2-Pack Construction Wrench Set, Construction Master Key, Various Sized Master Keys, Zinc Alloy Architect's Key, Cl

Size: 195*68mm, 138*66mm

【High Quality and Robust】Our master key is made of high-quality zinc alloy, particularly durable thanks to its bright nickel plating.

【Practical Proportion】The master key contains two square keys in sizes 6, 7, and 8 mm. The square Allen key has a convenient scale on the back for measuring cylinder lengths from 22 to 75 mm.

【Hex Key】This universal key comes with a 3 mm hex key and a short flat cam gear at the end, perfect for emergency openings. The service key can be used to check heating valves or open ventilation grilles.

【One Size Fits All】Whatever the task, you can always get the right tool with the universal key. From electrical panel keys to door openers and bottle openers, its uses are very varied. [Multifunctional] The master key is extremely versatile, especially in rough structures. Building keys are the ideal solution as cabinet keys or when door handles are not yet installed.