13PCS ER20 Spring Collet Set For CNC Milling Lathe Tool Engraving Machine BU
27,22 €
1 Set(13pcs) x ER20 Collets. Color/Style: ER20. Put the chuck into the pressure cap, gently turn the clamp spring, when eccentric portion of the pressure cap recessed clamp spring groove. Along the arrow direction and use equal force to push clamp spring, can mount pressure cap.
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