Precise Pro-Series High Accuracy ER Spring Collets
- AA Grade.
- 5 Micron.
- Superior finish.
- Runout is less than or equal to .0002".
- Made of high grade SUJ2 steel.
- Hardened and precision ground to 44-48HRC.
- Exceeds Federal Specifications.
- Inside diameter is ground to reach mirror finish increasing grip force.
- Surface treated to reduce rust and improve hardness.
- Cryogenic treatment to significantly increase wear resistance.
- Collet must be assembled into collet chuck nut before inserting into the collet chuck.
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For more info, visit www.p65warnings.ca.gov.
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