Ridgid 35830 Pipe Tap This item is 35830 TAP, 1/2 NPT E5115 This product is used for pipe-taps This product manufacture by United States Model E-5115 Made from carbon steel in right hand configuration only (hand use only) Especially suited for restricted area work Has taper of 3/4-Inch per foot Ridgid covers its products with a lifetime warranty against defects in material or workmanship for the life of the tool