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Kozak Micro 

Why Our Metric Bushings and Set Screws Are Perfect for Your Business

Kozak Micro Adjusters has been providing the best of the best in precision components for 30 years and counting. In addition, our high-quality parts are backed by superior craftsmanship, hard work, and integrity.

We work with many ISO-certified businesses, and our quality assurance program is compliant to the requirements of MIL-I-45208A, meeting and even exceeding standards for a large range of clients. Our full machine shop is equipped and capable of manufacturing large quantities of your most essential parts.

Industries Our Metric Screws Serve

At Kozak Micro Adjusters, we help to provide the highest quality metric set screws and metric bushings for many industries and products. Some of the industries we serve include:
  • Photo optics
  • Photonics
  • Laser sector
  • Analytical chemistry
  • Diagnostic equipment 
  • Packaging
  • Industrial gas flow
  • And more!
Our diversity in industries has helped us to gain an understanding of a range of client needs and application demands, making us better able to supply precision in our products.

On top of it all, we provide many additional services for our customers including proactive response time, prompt deliveries, and even free quotes for future projects. And we’re always here to help, even after we’ve provided products for you company.

Contact Us Today to Learn More About Our Metric Fine Adjustment Screws and More!

In need of metric bushings and metrics screws? Choose an adjustment screw manufacturer with extensive experience in your industry. Reach out to us today at Kozak Micro Adjusters.

We will assess your needs and provide the proper recommendations. We look forward to working with you!
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All Categories > Our Line of Imperial Fine Adjustment Screws and Bushings > Imperial (US) Screw & Bushing Matched Sets > 1/4-508 TPI Sets > View Items  

1/4-508 TPI Sets

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Our imperial sized matched set micro positioning adjustment screws and unbraked bushings deliver precision smooth movements in the most demanding OEM applications. These matched sets provide the smoothest and most precise movements in the industry.

Our highly developed proprietary machining and custom modified machines enable us to produce our 508 TPI (0.05 mm pitch) adjusters to standards that exceed industry standards. Thread class exceeding 3a-3b by 45%.

Note: Kozak Micro cannot guarantee that our screws and bushings will be compatible with screws and bushings sold by other manufacturers.

Note: If you would like the bushing to be oriented in the opposite direction, please write "flip bushing" at step 4 in the comments section when checking out.

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Item #

Thread Diameter

Thread Pitch

Screw Length Decimal

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Ball Tip Diameter

Hex Drive

List Price

TSB250-508-375/312-AA 1/4 in 508 TPI 0.375 in 0.187 in 5/64 in $28.54
TSB250-508-500/437-AA 1/4 in 508 TPI 0.500 in 0.187 in 5/64 in $30.58
TSB250-508-750/437-AA 1/4 in 508 TPI .750 in 0.187 in 5/64 in $32.62
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