Innovating Grinding Solutions for Over 30 Years

Precision in Motion, Excellence in Grinding

From Centerless Grinders to Super Finishing Machines, our innovative technologies redefine precision and performance, earning us a reputation as a trusted partner in the industry. Guided by our motto, “A Company that Realizes Dreams,” TSG continues to set new standards, supporting your success with state-of-the-art solutions and unwavering commitment.

Shaping Precision, Empowering Innovation

Crafting High-Performance Grinding Solutions for Over Two Decades

At TSG, we are dedicated to pushing the boundaries of precision engineering. Since our founding in 2000, we have specialized in designing and manufacturing advanced grinding machines, including internal and external grinders, centerless grinders, and super finishing machines.
years of experience
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The average experience of TSG’s R&D team, ensuring industry-leading innovation and craftsmanship.

Productivity Boost
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Achieved by clients using TSG’s grinding machines, significantly reducing processing times.

Defect Reduction
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Achieved through TSG’s automated systems, improving product quality and reducing waste.

Units manufactured
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Products successfully manufactured using grinding machines, showcasing reliability and efficiency.

Precision by the Numbers

Driving Innovation and Excellence Through Measurable Success

Our machines operate 24/7, ensuring uninterrupted performance for clients across industries. With patented technologies, the ability to process components as small as 10mm, and a global reach spanning 28 countries, TSG continues to set benchmarks in quality and precision manufacturing. Let the numbers speak for our dedication to your success.

Innovative Grinding Solutions

Precision-Engineered Machines for Every Industry Need

TSG offers a comprehensive range of advanced grinding machines, designed to meet the diverse needs of industries worldwide. Our product lineup includes high-precision internal and external grinders, efficient centerless grinders, and state-of-the-art super finishing machines.

Internal Grinders

Engineered to deliver precision, efficiency, and reliability for the most demanding applications.

External Grinders

Designed to deliver exceptional accuracy and surface quality for a wide range of cylindrical components.

Centerless Grinders

Designed for seamless operation in high-demand production environments.

Super Finishing Machines

Engineered to achieve mirror-like surface finishes and exceptional precision for a variety of components.

Ring Rolling Machines

Designed to deliver unmatched precision and productivity for ring rolling and forming applications.

Comprehensive Support

Services That Maximize Performance

We offer a wide range of professional services to ensure your grinding machines operate at optimal performance. From installation and maintenance to machine upgrades and repair, our experienced technicians provide tailored solutions to meet your unique needs.
Precision Meets Reliability

Unwavering Commitment to Your Success

Our robust engineering ensures long-lasting performance, while our expert service team is always ready to provide support when you need it.

Stay Informed with TSG

Latest News, Innovations, and Insights

Discover insights into our cutting-edge innovations, success stories from our customers, and upcoming trends shaping the manufacturing world.

수출의 탑 수상

Recognized for Excellence in Overseas Market Expansion and Export Growth [December 5, 2025] – TSG...

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TSG participated in BUTECH 2025 (Busan International Machinery Fair), presenting its expertise as a specialized...

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Reporter: Ryu Han-yeol | Published: May 6, 2024 [The Person in Focus] Lee Byung-soon, CEO...