For decades, Okamoto has been a leader in precision grinding technology, delivering high-performance solutions for industries that require exceptional accuracy and consistency.
Okamoto machines are trusted worldwide for their reliability, durability, advanced automation and superior surface finishes — no matter the shop conditions.
Okamoto’s product lineup includes:
- CNC Profile Grinders
- Cylindrical Grinders
- Double Column Machining Centers
- IGM Internal Grinding Machines
- Saddle Surface Grinders
- Vertical Grinders
Hartwig is an authorized Okamoto distributor, providing expert guidance, factory-trained service and genuine Okamoto surface grinder parts across the Midwest and western United States. With a commitment to reliability and innovation, Hartwig ensures our customers receive the right grinding solutions to optimize their production. Contact your local Hartwig representative to explore Okamoto machining solutions today.
Hartwig, Inc. Proudly Distributes These Okamoto CNC Products

CNC Profile Grinders
Okamoto CNC profile grinders deliver precision contouring and finishing for complex surfaces. Designed for high-speed, high-accuracy grinding, these machines are ideal for surface, slot, step, form and contour grinding.
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Cylindrical Grinders
Offering both OD (Outside Diameter) and ID (Inside Diameter) grinding, Okamoto cylindrical grinders ensure superior precision and roundness for both small-batch production and high-volume operations.
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Double Column Machining Centers
Okamoto double column machining centers provide rigid construction, advanced automation and high-speed performance for large-scale surface grinding applications, including aerospace and automotive applications.
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IGM Internal Grinding Machines
The IGM series internal grinding machines offer high-precision finishing and versatile ID, OD and Face grinding capabilities. With automated controls and multi-axis capability, these machines are built for efficient production with a long-term machine life.
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Saddle Surface Grinders
Okamoto saddle surface grinders provide consistent surface finishes for both coarse and fine grinding needs. Its rigid design and solid construction make it great for metalworking, tooling and general machining applications.
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Vertical Grinders
For high-precision, high-productivity vertical grinding, Okamoto rotary grinders deliver exceptional stability and efficiency, making them ideal for single or multiple workpiece grinding.
SEE MOREFrequently-Asked Questions: Okamoto CNC Machines
Okamoto surface grinders are recognized for their precision, reliability and advanced technology. They’re an essential solution for industries that demand high-accuracy grinding, such as aerospace, automotive, medical and general manufacturing.
Okamoto surface grinders provide exceptional surface finishes and efficiency in production environments., with extended long-term performance in tight tolerances. With CNC controls, programmable settings and efficient material removal, Okamoto machines enhance productivity while reducing manual intervention.
The lead time for Okamoto grinding machines varies depending on the specific model and any custom configurations required.
By ordering through an authorized Okamoto distributor like Hartwig, you receive a delivery timeline customized to your production needs. Your local Hartwig representative will keep you informed on availability, shipping schedules and any potential adjustments to your order timeline. To get started, contact your local Hartwig representative.
Hartwig provides tailored solutions to help manufacturers maximize efficiency and precision in their grinding operations. Our team works closely with you to recommend the right Okamoto precision surface grinding machine based on production requirements, material specifications and grinding applications.
We also offer comprehensive Okamoto grinder service and support, with our factory-trained service team ready to provide responsive, localized support to keep your operations running at peak efficiency.
YES. Proper maintenance is essential to ensure optimal performance, precision and longevity of Okamoto grinding machines. Routine upkeep helps prevent costly downtime and extends the lifespan of critical components. Hartwig provides full-service support to keep your Okamoto equipment operating at peak efficiency, with:
- Preventative maintenance, including regular inspections, lubrication and calibration.
- Factory-trained service technicians, who aid with installation, troubleshooting, and ongoing technical support.
- Genuine Okamoto grinder parts and accessories, from an extensive inventory of OEM parts.
Contact your local Hartwig representative for customized maintenance programs and technical support solutions.
To request a quote or learn more about Okamoto grinding machines, contact your local Hartwig representative. Our team is available to provide detailed product specifications, pricing and recommendations tailored to your production needs.
If you are an existing Hartwig customer seeking service or repairs for your Okamoto machine, please reach out to our Service Team at 1-800-HARTWIG.
Ready to get started? Contact Hartwig today.
Explore the Full Okamoto Catalog
Find even more information on the Okamoto USA website.
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