Cable Matters 110 Punch Down Tool with 110 Blade PUNCH DOWN TOOL cuts and terminates cable into a 110 patch panel or keystone jack REMOVABLE BLADE of impact style tool with twist and lock sockets can be stored in the tool body for transport ADJUSTABLE IMPACT force settings (Lo/Hi) for cable termination into a jack, block, or patch panel with 110 IDC terminals KEYSTONE JACK COMPATIBLE for Cat 3, Cat 5, Cat 5e, Cat 6, and Cat 6A network or voice cable; Pair with a keystone jack punch down stand for a safe a secure installation 110 BLOCK TOOL uses spring-action for fast, low-effort cable seating and termination with reversible cut/punch blade