Thread Mills
Mill any pitch – inch or metric – with our impressive selection of Thread Mill Cutters. Available in Single Form, Multi-Form, Tri-Form, and Thread Relief. Many of these tools mill right hand and left hand threads and can cut internal and external 60° UN threads in many materials, including hardened steels.
![https://embed.widencdn.net/img/harveyperformance/ohzz2olqgo/exact/Harvey_Threading_ThreadMillingCuttersLg.png?position=c&crop=no&color=ffffff00&u=r5tz5r](https://embed.widencdn.net/img/harveyperformance/ohzz2olqgo/exact/Harvey_Threading_ThreadMillingCuttersLg.png?position=c&crop=no&color=ffffff00&u=r5tz5r)
Single Form
An offering of Single Form Threadmills, including options in both inch and metric sizes, and those designed for Hardened Steels, specifically.
Tri-Form
Designed for threading in hardened steels and difficult-to-machine materials, the design of this tool is optimal for climb milling from the top to the bottom of right-hand threads.
Multi-Form
A wide-ranging selection of fully stocked, ready to ship Harvey Tool threading tools optimized for creating multi-form threads.
Thread Relief Cutters
Properly finish a threading application by providing relief at the bottom of the thread, allowing for a stronger final product.