1pcs ER20 Spring Chuck 3/4/5/6/7/8/9/10/11/12/13mm Spring Collet Tool Holder For CNC Engraving Machine&Milling lathe 1/4 1/8

1pcs ER20 Spring Chuck 3/4/5/6/7/8/9/10/11/12/13mm Spring Collet Tool Holder For CNC Engraving Machine&Milling lathe 1/4 1/8

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