Ae Series Grounding Style 1 Receptacle | For Aep3451 Clamping Ring Plug | 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 | Pvc Block Is Used for Storing the Bits. the Bits May Be Used for a Variety of Applications and the Block May Be Placed Onto Any Screwdriver for StorageFurbay Electric Supp