1 x Square 2.2KW ER20 Air cooling spindle motor (220V,24000rpm,400Hz, 4 bearings,Runout off<= 0.01mm ). 2.2KW ER20 Square Air-cooled Spindle motor Engraving milling Grind. 4 x ER20 Collet (4mm/6mm/8mm/10mm each 1pcs).
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