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PRODUCT INFO - ER 20 COLLET 14 PIECE SET
This set includes 14 individual ER20 collets in 1mm increments. - Total runout less than .0003 on these precise collets.
- Made from Alloy spring steel and fully hardened.
- All critical surfaces are precision ground for accurate fit.
- Full set covers all sizes from .039 to .511 (1mm - 13mm)
- Comes in a wooden box
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