Cables To Go 05955 110 Cable Punchdown Tool. Cables to Go Impact Punchdown Tool - This network cable cutting tool features a durable frame for reliable operation. The tool's body features a storage compartment for a spare blade. This impact punchdown tool has an impact mechanism inside divided from the turnable body. It also has a rugged frame with a storage compartment in the tool's body for storing one blade. Made from hardened SNCM-21, the blade is interchangeable and reversible - very convenient. Plus, you can quickly change the blade without using a screwdriver.