The Micro 100 1/2" Shank Threading Tool is a high speed steel threading tool with a 1/2" shank diameter and an overall length of 5". It has a 60 degree threading point and can cut unified coarse, unified fine, and metric threads. The tool has an AlTiN nano coating for increased tool life and lubricity. It is made in the USA by Micro 100 and can machine a variety of materials including steel, stainless steel, cast iron, aluminum, brass, bronze, plastics, and composites. The tool has a 0.040" minimum minor diameter and 0.100" maximum depth of thread.