ER SPRING COLLET CHUCK

★☆POWERFUL BEARING NUT★☆

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Price Unit：PC

• Reduce twisting of the collet and increase T.I.R. accuracy.
• Improve chucking consistency by 6 times compared to non bearing style nut!
• Smooth Nut prevents coolant flare and provides better balance.
• Maximum Accurancy
• Ground Eccentric Nut