Arrow t18 wire cable tacker with all steel construction the chrome finish resists wear and tear the grooved driving blade and grooved guide ensures perfect stapling with jam resistant mechanism and a short span easy compression handle designed to accommodate smaller wires and cables up to 5mm diameter suitable for telephone intercom and burglar alarm wiring the t18 takes 316 x 38 leg arrt1838 316 x 716 leg crown staples arrt18716