CNC-ER20-5 Spring Chuck Collet for CNC Milling Tool - 5mm
This collet is made of high quality steel that is suitable for lathe milling and work-holding CNC engraving machines. The ER collet body is relatively long and suitable for deep hole cutting and engraving. The nut can be directly tightened to provide a powerful clamping force. It is recommended to use a strong wrench to tighten the nut properly and securely.
- 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 ER20 Collet Chucks
- These collets have a full .015 range of collapse while maintaining full accuracy
- This collet has a range of .1969-.1819 inches
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