1 x2.2KW Air-cooledspindle motor (ER20, 220V,400Hz,24000rpm,4 bearings). 1set of ER20 collet (14pcs). 2.2KW ER20 Air-cooled Spindle motor Engraving milling Grind. Collet size: ER20. ER20 Spring Collet (14pcs,1mm-13mm).
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