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Collets

Zhenghao manufactures high-precision spring collets in multiple series: ER collets (ER8 through ER50) conforming to DIN6499 standard with clamping accuracy of 0.008-0.015mm; SDC slim design collets for hydraulic tool holders; OZ collets for milling applications; and DIN6343 round clamping collets for guide bush and bar feeder systems. Our collets are made from spring steel with precise heat treatment to ensure consistent clamping force and long service life. Available individually or in complete sets with wooden storage cases.