Carmex Carbide Threading Insert, ABUT, TiAlN coated, model 21-10ABUT offers a versatile threading solution designed for machinists who need reliable performance across common thread profiles. This ABUT insert set is built to handle a wide range of applications with a focus on durability and ease of use.

• Coating: TiAlN-coated carbide for enhanced wear resistance and heat tolerance during demanding threading tasks.
• Thread profiles covered: A versatile collection that spans all common thread profiles, reducing the need for multiple inserts.
• Length options: Five lengths available, from 12 mm to 40 mm, to fit a variety of tooling setups.
• Double-sided edges: Each insert has two cutting edges (except for BSPT/NPT/NPTF/American Buttress/API RD), maximizing usable life.
• Internal/External capability: For many thread profiles, the same insert can machine both internal and external applications (except ISO/UN/NPSM/UNJ/Acme).
• Material: Solid carbide construction delivers rigidity and precision for consistent results.
• Pitch range compatibility: Depending on length, supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI).
• Model identity: Part of the Carmex 21-10ABUT ABUT threading insert family, designed for broad compatibility and dependable performance.

These inserts are crafted to help you complete more threading work with fewer tool changes. The TiAlN coating extends edge life under higher temperatures, while the dual-edge design lets you rotate to a fresh edge to maintain thread quality. With multiple lengths and broad profile coverage, this single insert family adapts to different machines and setups, making it a practical choice for workshops seeking consistent, efficient threading performance.