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- Total runout less than .0003 on these precise collets
- These collets are ideal for coolant thru machines and tooling
- Coolant is sealed by the use of special slits in the collet
- Rubber coolant collets tend to deteriorate quickly, these collets do not contain rubber
- Made from Alloy spring steel and fully hardened
- All critical surfaces are precision ground for accurate fit
- Works in all ER25 Collet Chucks
- These collets have a full .015 range of collapse while maintaining full accuracy
- This collet has a range of .315-.300 inches
- MariTool Part# is .315-ER25-8mm-C
