2 Pcs Zinc Alloy Construction Key, Architect Key Fits Everywhere, Construction Key with Scale Measurement, Square Key 0.236/0.276/8 mm, Universal for Window Lock Ventilation Grills

Clear Scale Markings This shaft wrench has clear and easy to read scale markers, which allows you to accurately measure the cylinder size and cut perfectly on cylinders of 25-75mm. You no longer have to worry about repairs or delayed work due to lack of tools: you can measure the exact size in seconds and make sure you get the highest efficiency every time Zinc Alloy Material This shaft wrench is made of zinc alloy which can withstand shock, bending and daily wear. It is lightweight but very sturdy and does not deform under pressure. It has corrosion resistance and can work perfectly in wet or dusty environments. This is a sustainable tool for building professionals TWO SETS OF TREE WRENCH This shaft wrench set contains two models: a 195mm shaft wrench with hex wrench and a short 138mm universal wrench. They offer a complete solution for all job site situations and are perfect for checking heating valves or opening vents EASY TO USE USE This shaft wrench is simple and easy to use to use heating valves, check air vents and inspect electrical cabinets or maintenance hatches. Its hex key head is compatible with most standard systems and saves you valuable time with every job Versatile for construction sites and maintenance: whether you are working on construction, performing a maintenance test or repairing locks, this shaft wrench is your go-to tool. It is suitable for building professionals and professional locksmiths to simplify maintenance steps and increase efficiency with every operation