Designed for precision internal threading in hardened workpieces, Carmex Thread Mills Mini Type delivers reliable performance for tough materials up to 62 HRC. This compact solid carbide tool is ideal for machinists who need accurate UNC/UNF/UNEF/UNS threads in confined or hard-to-reach bores.

• Diameter: 3/4 in
• Overall length: 10 in
• Material: Solid carbide
• Shank: MT9
• Threading capability: Internal thread milling for UN series threads (UNC/UNF/UNEF/UNS)
• Material hardness range: Optimized for hardened materials up to 62 HRC
• Performance: High-performance cut with an excellent surface finish

With its solid carbide composition and purpose-built geometry, this mini thread mill maintains sharpness under heavy workloads, delivering precise thread profiles and smooth finishes in hard steels and high-strength alloys. It reduces the risk of tapping failures and enables clean, metrologically consistent internal threads in demanding applications where space and accuracy matter most. The MT9 shank ensures compatibility with standard milling equipment, making it a reliable choice for precision internal threading in medical, aerospace, automotive, and moldmaking environments where durability and repeatability are essential.