Parts4pc provides an economic solution for terminating your cables. Every tool is construted with high-quality materials and perform as well as name-brand products. For termination of telephone and high-speed network data cables Impact punch down tool with impact mechanism inside divided from a turnable body Rugged frame with storage compartment in the body of the tool for storing one blade Blades are easily changed without using a screw driver Blades made of hardened SNCM-21 and are interchangeable and reversible