This Great Neck flaring tool is ideal for creating 45 degree flares on brake lines and tubes ranging from 3/16" to 5/8". Made in Taiwan, it is a durable and reliable tool that can be used for various pipe and flaring projects. The tool can be used with pipes of different sizes, including 1/4", 5/8", 3/16", 1/2", 3/8", and 5/16". This flaring tool is perfect for professionals in the business and industrial sector as well as DIY enthusiasts who want to tackle flaring projects at home.