The Fastener T25 Multipurpose Wire Tacker is made with rugged hardened-steel components and features a jam-resistant mechanism and durable coil spring to help ensure reliable operation and reduce downtime. It accepts T25 round-crown staples 3/8 in., 7/16 in. and 9/16 in. and its comfortable, slip-resistant contoured grip promotes user comfort.Convenient 1-hand operationDrives T25 round-crown staples 3/8 in., 7/16 in. and 9/16 in.Hand-contoured, cushioned grip for user comfortVinyl grip for slip resistanceJam-resistant mechanism and rugged coil spring help reduce downtimeDurably made with hardened-steel partsApplications include bell wire, communications, security-alarm systems, electronic/speakers, multi-pair phone lines, thermostats and intercoms