STANLEY TRA706T HEAVY-DUTY NARROW CROWN STAPLES 3/8"" 1000 PACK FOR HEAVY DUTY STAPLING JOBS SUCH AS INSULATION CARPET UNDERLAYING AND ROOFING FELT. COLOR-CODED PACKAGING MAKES SIZE AND PRODUCT SELECTION EASY. FOR USE WITH TR100 SERIES TR200 SERIES TRE500 SERIES PHT150 TR60; ET50 ET2025 ETC50 ETF50BN ETN50 TR50OC T-50PBN T-55 T55C T-50 HT50A; POWERSHOT 5700 8000