This is a universal triangular key designed specifically for gas/electric meters. It features a simple and practical design that’s ready to use right after 3D printing. With its blue matte surface, it offers a comfortable feel and secure grip. The triangular opening at the front fits most standard meter lock cores. Compact and portable, it’s an essential tool for home repairs, property maintenance, and emergency unlocking. It’s great for printing and collecting or for everyday use, as well as a useful addition to a DIY toolkit.