DIN376 Machine Tap Brief Introduction
Machine taps for ISO metric coarse threads are suitable for cutting internal threads with a machine. The DIN 371 version has a reinforced shank (up to M10) and the DIN 376 version has a reduced shank.
Technical Data
| Standard | DIN371/376 |
| Material | HSS-G/HSS-E |
| Tolerance | ISO2(6H) |
| HRC | 61-66 |
| Surface | Bright Finished/PVD Coating |
| Flute Type | Spiral Point |
| Cutting Direction | Right |
| Thread Angle | 60° |
| Square | DIN10 |
| Application | Internal thread cutting for through hole |




Since the efficiency of hand taps is low, we also offer machine taps. Here are some Machine Tapping Method and Precautions. We offer various types of internal thread cutting tools.
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Machine taps are precision cutting tools used for creating internal threads in metal machining applications such as CNC machining, automotive parts manufacturing, aerospace components, and mold making. Among different industrial standards, DIN standards define the geometry, performance, and dimensional consistency of these tools.
In modern machining systems, machine taps are divided into multiple categories based on application and structure, including spiral point taps, spiral flute taps, and straight flute taps. Within this system, DIN371 and DIN376 Machine Tap standards represent two of the most widely used configurations for high-performance threading operations.
Machine Tap Types for Industrial Applications
As part of the broader machine taps category, DIN standards are typically combined with different cutting geometries:
● Spiral Point Tap (for through holes)
● Spiral Flute Tap (for blind holes)
● Straight Flute Tap (for general-purpose threading)
A professional machine taps manufacturer such as GSR provides multiple configurations of DIN371 DIN376 Machine Tap to meet different machining requirements in CNC production lines.
Applications of DIN371 DIN376 Machine Tap
The DIN371 DIN376 Machine Tap series is widely used in:
● Automotive engine component manufacturing
● Aerospace precision machining
● Mold & die production industries
● CNC metal cutting and threading operations
● High-strength steel and stainless steel processing
For B2B buyers, these tools are commonly sourced from machine taps wholesale suppliers, OEM factories, and industrial cutting tool distributors.
Materials, Coatings, and Performance Options
High-quality machine taps are typically manufactured using:
● HSS (High-Speed Steel)
● HSS-E (Cobalt Alloy Steel)
● Surface coatings such as TiN, TiAlN, or Bright Finish
These enhancements improve tool life, reduce wear, and increase cutting efficiency, especially when using DIN371 DIN376 Machine Tap in high-speed CNC environments.
How to Choose the Right Machine Tap
When selecting DIN371 DIN376 Machine Tap, consider the following factors:
● Material hardness of the workpiece
● Whether the hole is blind or through
● Required chip evacuation method
● CNC machine speed and torque capacity
For B2B procurement, working with a machine taps supplier or OEM factory ensures consistent quality and stable bulk supply.
GSR High-Quality Machine Taps Manufacturer
GSR is a professional manufacturer specializing in precision cutting tools, including DIN371 DIN376 Machine Tap products for global industrial markets.
As a trusted machine taps manufacturer and wholesale supplier, GSR provides:
● OEM/ODM customization
● Bulk industrial supply capability
● Stable quality control under DIN standards
● Competitive wholesale pricing for distributors
GSR machine taps are widely used by CNC machining companies and industrial tool distributors worldwide.
Why Choose Our DIN371 DIN376 Machine Tap
● Precision-engineered according to DIN standards
● Suitable for CNC and high-speed machining systems
● Available for wholesale and OEM supply
● Wide range of machine taps for industrial applications
● Reliable performance for stainless steel and alloy materials
Whether you are a distributor, importer, or industrial buyer, our DIN371 DIN376 Machine Tap solutions provide stable performance and long tool life.
Request a Quote for Machine Taps
If you are looking for a reliable machine taps manufacturer, supplier, or wholesale factory, contact us for pricing and technical support.
We provide fast response for OEM orders and bulk industrial supply of DIN371 DIN376 Machine Tap products.





