AccuRod® Precision Bar

Boston Centerless supplies AccuRod® precision ground bar materials for close tolerance machining applications. With over 30 thru-feed centerless grinders, we have the capacity to provide fast lead times and handle large volume contracts.

Sourcing precision bar material and grinding from one supplier will reduce your lead time and eliminate dual sourcing. As a material supplier with in-house grinding capabilities, Boston Centerless provides the most consistent diameter tolerance, roundness and straightness in the industry. We supply stainless steel, medical alloys, plastic and more.

Customer Benefits from AccuRod

  • Manufactured with premium alloys for superior machinability
  • Dual chamfered ends – to facilitate bar feeding
  • Maximize operator productivity – enables operator to run multiple machines
  • Consistently higher quality finished components
  • Less scrap / rework
  • Improved material yields
  • Longer tool life
  • Less machine downtime
  • Lights-out manufacturing
  • Results: Material and labor cost savings
Dimensional and Tolerance Capabilities
12 ft. Bars Cut-lengths
Diameters: .040 to 3.00" .005" to 3.00"
Diameter Tolerances: to .0001" to .000040" (40 millionths)
Roundness: to .000020" (20 millionths) to .000020" (20 millionths)
Straightness: to .003" per ft. to .0005" per ft.
Surface Finish: to 8 Ra to 2 Ra