GS & GSM Series Precision Ground Shafts

303 Stainless Steel, Nominal Diameters 

Ondrives.US designs, engineers, and manufactures instrument quality, precision ground shafts. Our 303 stainless steel, nominal diameter shafts are available in inch and metric diameters and lengths up to 60". 

Order precision ground shafts today, request a quote, or contact Ondrives.US for more information.

Download Product Specifications PDF.

Inch & Metric Dowel Pins for All Applications

Inch Series Nominal Diameter Shafts

  • 303 stainless steel construction; other materials available upon request
  • Available in 12 diameters from .0625 to 1.2500 
  • Available in 15 lengths from 3" to 60" 
  • Chamfered on both ends for 0.0937” diameter & larger; rough cut under 0.0937” diameter
  • Straightness within 0.0004 in/in for 1/8”, 3/16” and 1/4” diameters
  • Straightness within 0.0006 in/in for all other diameters

Metric Dowel Pins Series Nominal Diameter Shafts

  • 303 stainless steel construction; other materials available upon request 
  • Available in 12 diameters from 1mm to 10mm 
  • Available in 6 lengths from 200mm to 900mm 
  • Chamfered on both ends for 2.5mm diameter & larger; rough cut under 2.5mm diameter 
  • Straightness within 0.0004 mm/mm up to 6mm diameter 
  • Straightness within 0.0006 mm/mm for all other diameters 

Ondrives.US also offers 303 incremental shafts, 303 unchamfered shafts, 316 stainless shafts, 17-4PH nominal shafts, 12L14 nominal shafts, grooved shafts, and wormwheel and crossed axis helical gearbox shafts.

The Ondrives.US Advantage

  • Nominal shaft diameters from 1/16 inch to 1-1/4 inch and 1mm to 10mm 
  • Precision ground to ±0.0002” or better 
  • Inch and metric dowel pins 
  • Lengths up to 60” readily available; custom lengths available as needed 
  • Customizable options available: sizes, grooves, journals, flats, drill holes, tapped/threaded holes, chamfers, etc. Contact us to discuss your custom requirements

For full specifications and Dimensional Parametric Search, see individual product listings.

Ondrives.US quality surpasses the competition! Order precision ground shafts for your application, request a quote, or contact us to learn more.