This MIL 4A55 L10 reverse‑thread small‑bore threading tool is made of solid tungsten carbide with high‑silicon hard coating. It features 55‑degree thread angle and short‑length cutting section, perfectly built for reverse internal thread machining for stainless steel parts on Swiss‑style CNC automatic lathes.
Precision ground 55‑degree thread cutting edge delivers accurate thread profile and stable tolerance. Optimized short‑flute design guarantees smooth chip removal inside narrow inner holes. The high‑silicon coating reduces built‑up edge, offering great wear resistance and consistent fine surface quality in continuous production.
Compact short‑reach tool body fits limited inner‑hole working space well. It covers 0.8‑1.5 thread pitch range to satisfy diverse micro‑thread requirements. It helps lower scrap rate, prolong tool service life and boost overall machining efficiency for mass‑produced miniature stainless‑steel components.
Our headquarters is located in Zhejiang, China. Starting in 2023, we sold to South Asia (10.00%), Southern Europe (10.00%), Northern Europe (10.00%), Western Europe (10.00%), East Asia (10.00%), Middle East (10.00%), Southeast Asia (10.00%), Eastern Europe (10.00%), South America (10.00%). There are a total number of people in our office.
We always provide samples before mass production; We always conduct a final inspection and take photos for customer confirmation before shipment;
Boiling cutters, milling cutters, CNC inserts, grooving inserts, reamers, tool holders, tool sleeves, and other industrial machinery and equipment.
Our headquarters is located in Zhejiang, China. Starting in 2023, we sold to South Asia (10.00%), Southern Europe (10.00%), Northern Europe (10.00%), Western Europe (10.00%), East Asia (10.00%), Middle East (10.00%), Southeast Asia (10.00%), Eastern Europe (10.00%), South America (10.00%). There are a total number of people in our office.
Wenqiao Sanqiang CNC Tools Co., Ltd., established in 2011, is located in Wenling, Taizhou, China, covering an area of 10 mu (approximately 6,667 square meters). We specialize in high-quality CNC cutting tools, including CNC carbide inserts, carbide end mills, and turning tool fixtures. Our quality speaks for itself, resulting in a high customer repurchase rate and numerous positive reviews.
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