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Spindle Predictive Technology

Use your iPad as a state of the art vibration analyzer, balancer, and alignment testing. Used in conjunction with our custom hardware and the VibePro apps, you can anticipate breakdowns and adjust balancing on the factory floor. This low cost ultra precise technology will extend the productive life of your spindle and save money on repairs and down time.
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Mitsui Seiki Spindle Repair

At GTI Spindle Technology, our skilled and experienced technical team will deliver finest Mitsui Seiki spindle machine tool repair services that will get your machines back to optimum working condition. From increasing the speed to balancing the quill, all spindle machine tool repair services are done using up-to-date technology and quality control methods.

Machines We Service

  • 4 and 5-Axis Horizontal Machining Center
  • 3, 4 and 5-Axis Vertical Machining Center
  • Vertical Spin Table
  • 3 and 5 Axis Jig Borer

We take a detailed step-by-step methodology in spindle tool repair services and engage quality control procedures all through the process to safeguard the end results required by our customers.

Service Overview

Horizontal Machining

  • Our technical team has the required product knowledge in order to work with Mitsui Seiki models in 5 Axis horizontal machining centers and 4 Axis horizontal machining centers. These improved production spindle machines provide excellent repair services to guarantee they deliver superior drilling; boring; tapping and reaming. Model includes: HU – 5X Trunnion Series, 4 Axis HU Series, HU-T Table on Table Series, 4 Axis HW Series, HU-TS Spindles Series, 4-Axis HJ- Jig Mill Series, HJ- 5X – Axis JIG MILL Series.

Vertical Machining

  • We offer spindle machine tool repairs to Mitsui Seikis’ 3; 4 and 5 Axis vertical machines which guarantees that your equipment will reach towards its higher production requirements &meet all part qualifications. Model includes: Vertex 5X Series (VL-5X Series), VU-SH Series (3 & 4-AxisVertex Series), VJ Series, VL Series, VU Series.

Jig Borers

  • Mitsui Seikis’ product line of 4and 5 Axis horizontal machines and 3 and 5 axis vertical machines require expert experience to guarantee that these machines will accomplish their optimum level to reach its full production competency. Our technical team can repair the subsequent Mitsui Jig Borers – 3 and 5 Axis Vertical Machines (4DN-II; 6CN-II; 7CN-II) 4 and 5 Axis Horizontal Machines (H5D Jidic; 6HD Jidic). We also offer machine tool repair services on the line of – Mitsui Seiki Jig Grinder to include Models such as 300G; 3GDN; 3GEN; 4GDN; 6GDN & 7GAN. Mitsui Seiki Thread includes Models such as GSE & LMS series.

We offer 1 year warranty for our manufactured spindles & re-manufactured spindles. For all your spindle repair solutions, call us on our Toll Free Number: 888.473.9675 or write to us at and do ask about our assured cost reduction program.

Learn more about GTI Spindle Technology

We have someone taking customer calls 24 hours a day. We can give you an estimate on cost and the time we need to get your spindle back to the floor within a day or two.

AND we pick up and deliver. We have three state of the art facilities located around the country, so you can save time and money for shipping. OR we can come to your site and do the spindle repair at your location.


iPad Vibration Analyzer