The Micro 100 1/2" Shank Threading Tool is a high speed steel threading tool with a 1/2" shank diameter. It has a 60 degree threading point and can cut unified coarse, unified fine, and 8 pitch threads. The overall length is 5" and it has an American National Standard heavy duty thread. This single point threading tool allows quick threading passes on lathes, screw machines, and CNC lathes. It features a TiN coating for increased tool life and lubricity. The Micro 100 threading tool offers accurate threading and extended tool life.