Precision finish for reliable operation: each triangular key is precisely processed to ensure smooth, snag insertion and turning. The accurate machining reduces wear on both the key and the locks it operates. Multifunctional tool: designed to serve as a triangular key and a compact wrenchstyle tool. Its simple, practical design lets you open and secure distribution boxes, valves, panels, electrical cabinets and utility cupboards without carrying multiple tools. Broad compatibility: fits triangular locks and sockets commonly used on distribution boxes, valves, electrical cabinets and control panels. Small profile allows access in confined spaces and recessed lock housings. Compact and easy to carry: lightweight and small enough to keep on a keyring, in a toolbox, or on a service belt. Ready for fieldwork, maintenance rounds, and emergency access. Durable, dependable performance: built for repeated use during routine maintenance and service checks. Smooth operation minimizes the chance of jamming or damage to locks. Typical use scenarios Electrician performing routine inspection or repairs opens distribution boxes and panel cabinets quickly with the triangular key, reducing time onsite. Building maintenance staff use the key to access utility cupboards and isolation valves during safety checks or equipment servicing. Field technicians working on valve actuators and service panels rely on the compact key to reach recessed triangular sockets in tight enclosures. What you get A precisely processed triangular key that combines key and wrench functions for practical, repeatable use across distribution boxes, valves, electrical cabinets, panels and utility cupboards.