The N046-000 is high-volume punch down cable installation tool, with adjustable impact perfect multi-purpose tool for punching down Cat5/Cat6 cable to 110 jacks and patch panels, or, telephone wire to 66M blocks. Each blade (110 or 66) contains a cutting and non-cutting side. The blade not being used is stored in the handle compartment. Adjustable high/low actuation setting accommodates termination requirements or installer preference.