The Carmex MT7 Solid Carbide Internal Thread Mills are built for precise, efficient internal threading in metal parts. Ideal for machine shops and manufacturers seeking reliable, cost‑effective thread milling for UNC/UNF/UNEF/UNS threads, these tools blend durability with versatility in a compact MT7‑compatible design.

• Material: Solid carbide construction delivers high rigidity and wear resistance for repeatable thread quality.
• Flute Count: 3–5 flutes to optimize cutting efficiency and chip evacuation for clean, accurate threads.
• Thread Compatibility: Internal threading support for UN threads, including UNC, UNF, UNEF, and UNS standards.
• Dimensions: Shank diameter 7/16" with a cutting diameter of 1/2" and 20 TPI (1/2-20) for internal threads.
• Interface: MT7 interface for quick, secure tool mounting on compatible milling centers.
• Application Focus: Designed to streamline internal thread milling, reducing setup time and tooling costs in metal fabrication workflows.

These thread mills enable efficient, reliable internal threading in a variety of metal components, delivering precise thread profiles, smoother finishes, and longer tool life. The MT7 solid carbide design provides stability under high cutting loads, helping you achieve consistent hole threading across batches and minimize rework. Whether you're producing custom hardware, fasteners, or machine components, these internal thread mills offer a practical, cost‑effective solution that fits into standard milling operations.