2pcs Universal Lock Key, Universal Construction Key, Zinc Alloy Universal Key for Windows and Doors (Silver Color)

High-Quality Materials: The architect's key is made of high-quality zinc alloy with a nickel-plated surface. It is rust and corrosion resistant, not easily deformed, and is sturdy enough for long-term reuse. Practical Design: The construction key has a cylindrical lock nose for PZ core locks, eliminating any irregular cylinder in the lock case structure. Its practical and proportionate design allows for a perfect fit within the lock case structure. Easy to Use: The universal construction key cylinder features a laser-engraved scale ranging from 22 to 75 mm. The scale is precise, the characters are clear, and the tip is equipped with a 3 mm socket wrench. The universal construction wrench is easy to use and ideal for checking heating valves or opening ventilation grilles. Easy to use: The universal construction wrench cylinder has a laser-engraved scale from 22 to 75 mm. The scale is precise, the characters are clear, and the tip is equipped with a 3 mm socket. The universal construction wrench is easy to use and ideal for checking heating valves or opening ventilation grilles. Package Includes: You will receive a pointed zinc alloy architect's wrench and a short universal construction wrench with 3 square keys for checking heating valves or opening ventilation grilles. The multi-functional square key is easy to carry, not easy to tear, and can be used accurately for long-term measurement. Ideal for measuring cylinder size.