The Carmex Spiral Mill Threading Insert — Unified — H23E12UNMT7 is a versatile threading solution designed for a wide range of machines—from compact machining centers to high‑power mills. Its spiral mill‑thread design delivers smooth cutting at high feed rates, helping you complete threading, milling, and finishing tasks more efficiently.

With MT7 Sub‑Micron Grade inserts featuring a Titanium Nitride multi‑layer coating (ISO K10–K20), this tool provides dependable wear resistance across materials. The spiral fluted toolholder supports 1 to 9 inserts in a compact cutting diameter, and the unique clamping method ensures optimal indexability for reliable, repeatable results.

• Smooth, fast cutting at high feed rates: The spiral design enables a smoother cutting action and higher feed rates, reducing machining time and increasing productivity.
• Flexible insert capacity with precise indexing: The toolholder accommodates 1–9 inserts in a small diameter, with a unique clamping method that ensures reliable, repeatable indexing for consistent results.
• Low vibration and high‑quality finishes: Spiral tooling minimizes vibration and chatter while delivering a high‑grade finish in threading, end milling roughing, and finishing across materials.

This combination provides a durable, adaptable threading solution that improves workflow by enabling quick tool changes within the same holder, reducing downtime, and delivering dependable results across materials thanks to the MT7 TiN‑coated inserts. Suitable for a wide range of applications—from small, precise parts to demanding milling tasks—the Carmex Spiral Mill Threading Insert is a reliable choice for consistent performance.