XCELERATOR™ 110 punch-down tool terminates AWG 28-22 solid or stranded wire. Adjustable high and low impact settings. Insulated, rubber-embedded handle. This tool should be used exclusively with XCELERATOR™ jacks. Reduces termination time by 75%. Polarized tool head, eliminates confusion. Interchangeable heads provides ease-of-use with just 1 tool.