Fits most handheld electric drills The integrated design is compatible with standard drill chucks, enabling threading tasks to be performed quickly and efficiently without bulky equipment. Alloy construction for durability Built from high quality alloy material, the tool offers excellent durability and wear resistance for long term use in demanding plumbing and metalworking tasks. Compact and portable Lightweight and easy to carry, these tools are suited for professionals and DIY enthusiasts who need reliable threading capabilities on the go for pipe work, installations, and maintenance. Internal and external threading for 1/2 and 3/4 pipes This two piece set includes both internal and external threaders for 1/2 in and 3/4 in pipes, providing comprehensive coverage for a wide range of repair, installation, and maintenance tasks. Practical use scenarios - Repairing a leaking 1/2 in supply line by threading a new fitting on site using a handheld drill. - Installing or replacing 3/4 in pipe connections for sinks, radiators, or appliances in a home or workshop. - Performing field maintenance on metal piping where a compact, drill driven threader is preferable to bulky threading machines.