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- Total runout less than .0003 on these precise ER50 collets
- Made from Alloy spring steel and fully hardened
- All critical collet surfaces are precision ground for accurate fit
- Works in all ER50 Collet Chucks
- This ER50 collet has a full .079 range of collapse while maintaining full accuracy
- This ER50 collet has a range of 1.250-.1.171 inches
- MariTool Part# is 1.250-ER50-1-1/4