R8 Collet Set with 15 PCS ER40 Collets 0.0004'' Accuracy, Collet Chuck Set

Specially designed for milling, drilling, CNC, tapping, lathe, and other clamping tools. This ER40 Collet Set is tested with high precision. Accuracy and Run-out Tolerance are up to ". 【Attenion】If you install the collet correctly, you will find that the working position of the collet is in the center of the holder.

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