Lightweight and portable, the Ridgid electric pipe threader can handle all of your black pipe threading jobs up to 2" diameter. The double-throw reversible switch allows you to easily cut and reverse out with one hand, and the spring-loaded adapter pawls allow you to change cutting heads with ease. The following sizes of cutting heads are available with this machine: 1/2", 3/4". 1". 1 1/4", 1 1/2", and 2".