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OSG

Japanese Precision in Threading & Drilling

OSG Corporation is globally recognized for its Japanese engineering precision and uncompromising quality. As a leading manufacturer of taps, end mills, and drilling tools, OSG develops cutting tools designed to deliver exceptional accuracy, reliability, and superior surface finishes across a wide range of machining applications.

With decades of innovation and manufacturing expertise, OSG continues to set industry benchmarks in threading, drilling, and milling technologies.



Key Product Categories:

  1. Threading: OSG offers a comprehensive range of premium taps and dies, including the widely acclaimed A-Tap series, designed for efficient and precise thread production across multiple materials.
  2. Drilling: High-performance carbide drills engineered for machining steel, stainless steel, cast iron, and other demanding materials while maintaining accuracy and long tool life.
  3. Milling: Advanced end mills developed for mold and die manufacturing as well as high-precision milling applications requiring superior surface finish and dimensional accuracy.

Why Choose OSG?

  1. Global Leadership in Threading OSG is widely regarded as one of the leading manufacturers of tapping solutions worldwide.
  2. Advanced Tool Geometry Innovative tool geometries help ensure efficient chip evacuation, reduced cutting resistance, and stable machining performance.
  3. Versatile Applications OSG tools are designed to perform across a wide range of materials — from general steels to difficult-to-machine alloys and heat-resistant superalloys.