This 5-Pair Punchdown Tool from Secure™ Cable Ties offers a quick solution when needing to punch down large groups of cables. For use on LAN and Telecom cables with seating of 4 or 5 pairs at a time. Suitable for both 110 type cable side and cross-connect side terminals blocks. The termination block heel w/blades are changeable and reversible. One end for seating and cutting off wires, and the other end for seating wires only.