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Hot Sale Un 4-40 2xdo - 40 Tpi Pitch Un Dt3 Miniature Internal Carbide Thread Mill - (millipro Series - Vardex) Save 60% Now [1haEZMDd]

$21.99 $70.99 -69%

Miniature Internal Carbide Thread Mill for UN ThreadsIntroducing the UN 4-40 2xDo - 40 TPI Pitch UN DT3 Miniature Internal Carbide Thread Mill from the MilliPro Series by Vardex. This precision tool is designed for internal machining, making it an id

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Miniature Internal Carbide Thread Mill for UN Threads

Introducing the UN 4-40 2xDo - 40 TPI Pitch UN DT3 Miniature Internal Carbide Thread Mill from the MilliPro Series by Vardex. This precision tool is designed for internal machining, making it an ideal choice for various applications. With its robust construction and high-quality materials, this thread mill ensures accuracy and durability, making it a must-have for any professional machinist.

Key Product Specifications

This miniature internal carbide thread mill is specifically designed for UN threads, offering exceptional performance in steel, stainless steel, HRSA's, cast iron, and non-ferrous materials. Crafted from micro grain solid carbide, it boasts a cutting diameter of 2.1mm and a tool overhang of 6mm. The mill features a VTH grade and is coated with TiCN for longer tool life and enhanced resistance to wear. Here are some of the key specifications:

  • Thread Standard: UN
  • Pitch: 40 TPI
  • EXT/INT: IN
  • Coolant: No
  • L: 6mm
  • L1: 6.0mm
  • Le: 1.91mm
  • Cutting Dia: 2.1mm
  • Z: 3
  • Zt: 3
  • Grade: VTH
  • Coating: TiCN
  • Shank Dia: 6mm

Applications and Benefits

Whether you're a professional machinist or a hobbyist, this miniature internal carbide thread mill offers numerous benefits. Its versatility makes it suitable for a wide range of applications, including precision engineering, aerospace, and automotive industries. By choosing this tool, you can enjoy the following benefits:

  • Enhanced Accuracy: The micro grain solid carbide material and TiCN coating ensure precise and accurate thread cutting.
  • Longer Tool Life: The TiCN coating provides excellent wear resistance, resulting in a longer tool life and reduced downtime.
  • Wide Material Compatibility: This thread mill can be used on various materials, making it a versatile tool for your workshop.

What Our Customers Say

December 29, 2025

Absolutely no complaints!

It performs its function with precision.

- Ronan M..

December 29, 2025

Absolutely no complaints!

This is a clever and solid gadget.

- Taliesin W..

December 29, 2025

Absolutely no complaints!

It’s a very clever and handy gadget.

- Gwenno R..

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