5pcs Water Valve Chassis Triangular Key Wrench, Size: Large

Made of zinc alloy, chrome-plated surface

1. 5 mm; large 72x46 mm, diameter
2. 6 mm. Weight: small 16 grams; large 35 grams. Friendly reminder: there are many specifications of electric box locks, and keys are not universal. Please measure the original specifications of the key hole first. How to choose the right key. Look at the outer diameter of the key. If the outer diameter of the key is large, it cannot be inserted into the keyhole or valve. Look at the inner triangle size of the key. The key triangle size must be larger than the triangle size of the lock or valve to be opened before it can be put on