The Proto B329992 Tether-Ready Extension is engineered for 3/8" drive tools, delivering 12" of reach to access fasteners in deep or hard-to-reach areas. Its tether-ready design integrates seamlessly into tool-tethering safety systems, making it ideal for work-at-height applications and environments where dropped tools are a hazard.
Built to Proto's professional-grade standards, this extension is compatible with most 3/8" drive sockets, providing a secure and reliable connection. A dependable addition to any industrial, MRO, or professional toolbox where safety and performance are essential.