DIN371 Thread Tap

Looking for high-performance DIN371 Thread Tap solutions for industrial threading? MisolTap, a trusted manufacturer since 2005, delivers precision-engineered thread taps designed for superior durability, accuracy, and efficiency in modern machining environments.

With integrated R&D, advanced production, and global distribution, MisolTap provides reliable threading tools tailored for CNC machining, automotive manufacturing, aerospace applications, and more.


🔧 What is a DIN371 Thread Tap?

A DIN371 Thread Tap is a machine tap manufactured according to the DIN 371 standard, featuring a reinforced shank design for enhanced rigidity and torque resistance. It is widely used for cutting internal threads in medium to large diameters, especially in demanding industrial environments.


🚀 Advantages of MisolTap DIN371 Thread Tap

1. Reinforced Shank Design

DIN371 standard includes a strengthened shank for improved stability during high-torque operations.

2. High Wear Resistance

Made from premium HSS, HSS-E (Cobalt), or Carbide, ensuring long tool life even in tough materials.

3. Excellent Thread Accuracy

Precision-ground threads ensure compliance with international tolerance standards such as ISO 2 / 6H.

4. Optimized Chip Evacuation

Available in spiral flute, spiral point, and straight flute designs for efficient chip removal.

5. Wide Material Compatibility

Suitable for machining stainless steel, alloy steel, carbon steel, aluminum, and cast iron.

6. Advanced Coating Technology

Coatings like TiN, TiCN, and TiAlN reduce friction and improve cutting performance.

7. OEM & Custom Solutions

MisolTap supports custom sizes, coatings, and packaging for global B2B clients.


📏 DIN371 Thread Tap Sizes

MisolTap offers a comprehensive range of DIN371 Thread Tap sizes to meet diverse industrial needs:

  • Metric Sizes: M3 – M12

  • Thread Types: Metric coarse & fine

  • Thread Standards: ISO / DIN

  • Shank Type: Reinforced shank (DIN371 standard)

  • Flute Types: Spiral flute / Spiral point / Straight flute


📊 Technical Specifications Table

Parameter Specification
Brand MisolTap
Product Name DIN371 Thread Tap
Standard DIN 371
Material HSS / HSS-E / Carbide
Coating TiN / TiCN / TiAlN / Black Oxide
Size Range M3 – M12
Thread Type Metric (Coarse / Fine)
Flute Type Spiral Flute / Spiral Point / Straight
Application Steel, Stainless Steel, Aluminum
Hardness HRC 62–68
Tolerance ISO 2 / 6H
Surface Finish Polished / Coated
Shank Type Reinforced Shank (DIN371)
Packaging Plastic Box / Bulk / Custom
OEM/ODM Supported

🏭 Applications of DIN371 Thread Tap

  • CNC machining centers

  • Automotive parts manufacturing

  • Aerospace precision components

  • Mold & die industry

  • General engineering and metalworking


🌍 About MisolTap

Since 2005, MisolTap has established itself as a leading Chinese manufacturer of high-performance thread cutting tools. We integrate R&D, production, and global sales into a seamless operation, delivering robust and precise threading solutions for modern manufacturing industries worldwide.


❓ Frequently Asked Questions (FAQ)

1. What is the difference between DIN371 and DIN376 thread taps?

DIN371 taps have a reinforced shank and are typically used for smaller sizes (M3–M12), while DIN376 taps are designed for larger diameters.

2. Which materials are suitable for DIN371 thread taps?

They are ideal for stainless steel, carbon steel, alloy steel, aluminum, and cast iron.

3. How do I choose the right flute type?

  • Spiral flute: best for blind holes

  • Spiral point: ideal for through holes

  • Straight flute: general-purpose applications

4. Can MisolTap provide customized thread taps?

Yes, we offer OEM/ODM services including custom sizes, coatings, and packaging.

5. What coating should I choose for high-speed machining?

TiAlN coating is recommended for high-speed and high-temperature machining environments.

6. Are DIN371 thread taps compatible with CNC machines?

Yes, they are fully compatible with CNC machines, tapping machines, and manual operations.

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