The OGM-NCIII Series Cylindrical Grinders from Okamoto are engineered to redefine precision and user-friendliness in the realm of CNC cylindrical grinding. This series combines powerful control features with Okamoto’s signature design and construction excellence, optimizing your OD grinding process while offering the flexibility to incorporate I.D. grinding attachments for expanded capabilities.


  • New Fanuc OiTD Control
  • Touch Screen functionality combined with conversational input software.
  • Grind up to 10 different diameters in all cycles in any order all in a single setup!
  • Super Rigid design and construction featuring T-shaped main casting and fully supported table.
  • Double V slideways ensure exceptional straightness.
  • Extremely rigid spindle utilizes precision angular bearings.

OGM-NCIII Series Specifications

  • Swing over Table: 8.6″ to 12.6″
  • Distance Between Centers: 19.68″ to 59″
  • Maximum Diameter to be Ground: 8″ to 12″
  • Workhead Spindle Speed: 100 ~ 500 rpm
  • Grinding Spindle: 5 hp to 7.5 hp
  • Floor Space (W x D x H): 115″ x 79″ x 77″ to 220″ x 92″ x 77″
  • Weight: 7,500 lbs to 13,500 lbs


The Okamoto OGM-NCIII Series is capable of grinding up to 10 different diameters across all cycles in any sequence, which significantly reduces setup times, enhancing productivity without compromising precision. It also has a rigid design and construction for optimal performance. For example, the T-shaped main casting and fully supported table ensure stability and vibration-free operation, which is critical for accuracy and a good surface finish. In addition, the double V slideways guarantee exceptional straightness, and extremely rigid spindle on the OGM-NCIII Series delivers the precision and rigidity needed for high-precision grinding operations. The Okamoto OGM-NCIII Series stands as a testament to Okamoto’s leadership in CNC cylindrical grinding technology. Whether for automotive components, aerospace parts, or intricate precision tools, these machines deliver unparalleled precision, flexibility, and efficiency. 
Standard Accessories
  • Fanuc-OiTD with Interactive Conversational Programing System
  • Grinding Wheel with Adaptor
  • Wheelguard
  • Central Lubrication System
  • Dressing Device with Diamond
  • Variable Wheel Speed
  • Coolant Hoses and Nozzles
  • Manual Pulse Generator
  • Semi-Enclosed Splashguard
  • Leveling pads & Bolts
  • Operation Manual
  • Tools & Tool Box
Optional Equipment
  • Drive Dog Set
  • Grinding Wheel Adaptor
  • Grinding Wheel Balancing Stand
  • Balancing Test Arbor
  • Magnetic Separator
  • Fully enclosed Splashguard
  • Workrest
  • Steadyrests
  • I.D. Grinding Attachment for Universal Models
  • Gauging Sytem
  • Chucks
  • Dial Indicator for Table Sivel
  • Signal Light
  • Work Light

Compare to other Okamoto Cylindrical Grinders for sale