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HMS is committed to best practices that not only deliver leading-quality parts and reliable performance, but parts that are manufactured in ISO/TS certified facilities as well. HMS is ISO 9001:2015 certified with an objective to supply all parts to meet and exceed our customer's expectations.  For more information about our Quality services please visit the Engineering and Quality page by clicking here.



HMS continuously upgrades technology and systems to best serve our growing customer base in a host of industries ranging from green energy and conveyor assembly, to truck manufacturing and lawn and garden care. To learn more about the markets we serve, please click here.



HMS is proud to be partnered with a leading Taiwan manufacturer backed with over 40 years in gear rack and pinion design!

Racks and pinions convert rotary into linear motion and are widely used in Robotic Arms, CNC Machine Tool, Wooden Cutting Machines, Automatic Warehousing, Solar, and much more.

HMS offers: 


Straight & Helical Gear Racks

Straight, Helical, & Flange Pinions 

• Quality Grade: DIN 5 to DIN10 / JIS1 to JIS5

• Material: S45C (AISI-1045), SCM440 (AISI-4140), SCM415  (AISI-4118), SUS Nylon, Brass, Aluminum

• Type: Straight, Helical, Round Bar, Customized

• Module/CP/DP: M0.5-M12 / CP / DP

• Length: 500 mm, 1000 mm, 2000 mm, Customized.

• Heat Treatment: High Frequency, Quench & Tempered, Carburized, Laser

• Surface Treatment: 4 Sides Grinding, Black-Coated, Sand-Blasted, Phosphated, Galvanized, Nickel Plated


For additional information about our complete product lineup please  contact  customer  service representatives at 440-899-0001 (800-522-7127)

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