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RDO Collets

We carry a variety of RDO collets in metric and inch sizes, including RDO 16, RDO 20, RDO 25, RDO 35, RDO 44.


  • Interchangeable with Ortlieb Collets.
  • Collapse per Collet: 0.5 mm (0.019 in.).
  • Precision per DIN 6388B *Form A.
  • Sealed Collets available for coolant through applications.
  • High Accuracy. Rigid clamping and extra concentricity.
  • Precision Manufacturing. High grade spring steel is hardened and precision ground, with 100% quality inspection.
  • Long Life. Exceeding that of other collet styles.
  • Factory Guarantee. Fully backed.

Also find TC DIN RDO collet chucks, BT RDO collet chucks, NMTB collet chucks, RDO nuts, RDO wrenches, and RDO master tooling sets