'- 110 & 66 Punch-Down Tool and Instructions- Designed for both 110 and 66 single-wire termination with both blades included- Ergonomic design for fast, comfortable, and reliable termination- High and low impact settings allowing more flexibility during punch down operations- Low impact setting allows punching down wiring blocks and 110 patch plugs, modules, faceplates, and patch panels with IDC termination, and high impact setting is used when seating 110 connecting blocks into 110 wiring blocks