Package contents 1 water pipe internal thread opener. Provides you with what you need to get started on plumbing tasks right away. Material and durability Carbon steel construction delivers strength and durability for professional and DIY plumbing projects. Size and compatibility Designed to accommodate 1/2 inch and 3/4 inch pipe diameters for versatile piping needs. Design and operation Can be used manually or with an electric drill. Easy handling and operation without damaging the pipe or your hands. Key benefits Reliable internal threading tool for water pipes. Robust material ensures long service life in regular use. Simple to use across common pipe sizes without specialized equipment. Common uses Rethreading damaged or worn threads on 1/2' or 3/4' water pipes to accept fittings. Preparing pipe ends for connectors during repairs or renovations. Quick internal threading for DIY projects in home workshops.