FASTENERS & TOOLS | Acoustical, Ceiling and Partitioning, Electrical | For Threaded Rigid Conduit and Imc | For Through Terminations Where Two Devices or Additional Wiring Capacity Is Required | Hex-Key Ends Are Square-Cut for a Secure Full-Depth Fit and Maximum Contact With the Hex Socket to Prevent Slippage and Stripping of the Socket | Installs Vertically Into the Bottom of Wood Structures for Hanging Threaded Rod | Stripping, Cutting, and Gauging Wire