Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E16UNJ A&NF Rely on its precise geometry

Rely on its precise geometry and carbide construction to reduce rework and improve repeatable outcomes across tight radii and deep grooves

With a 115mm gauge length

90 mm with standard length

and finishing passes on metal and composite materials

ensuring components assemble cleanly and consistently

Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E16UNJ A&NF Rely on its precise geometryThe Carmex Carbide Threading Insert UNJ, TiAlN Coated (model 21E16UNJ) is a versatile, high precision cutting solution built for professional machining where reliable multi profile threading is essential. Designed for machinists who want fewer tool changes and consistent results across common thread forms. Thread profiles covered: A comprehensive collection of carbide threading inserts that span all common thread profiles to support diverse projects.