Carmex Carbide Threading Insert - Unified - TiAlN Coated - 21I8UN S&E It provides a reliable seal

It provides a reliable seal that helps prevent coolant and debris ingress while preserving precise tool alignment for repeatable results

accurate threads to minimize rework and improve part quality across demanding applications

Flute design: Spiral flute for efficient chip evacuation and reduced risk of chip buildup

accurate holes: Engineered to cut smoothly with minimal wandering

supporting accurate dowel holes

Carmex Carbide Threading Insert - Unified - TiAlN Coated - 21I8UN S&E It provides a reliable sealCarmex Unified TiAlN coated carbide threading inserts deliver versatile, reliable threading performance across a wide range of profiles. Built for machinists and shop floors that demand flexibility, consistency, and fewer tool changes, this set handles both internal and external threads where applicable. Five length options: available from 12 mm to 40 mm, giving you the reach needed for different pitches and hole sizes. TiAlN coated carbide: robust