1 x2.2KW Air CooledSpindle Motor ER20 ( 80x230mm, 220V/AC,400Hz,24000rpm,4 bearings ). 14pcs ER20 Collet (1mm, 2mm, 3mm, 3.175mm, 4mm, 5mm, 6mm, 7mm,8mm,9mm,10mm,11mm,12mm,13mm ). 2.2KW ER20 Air-cooled Spindle motor Engraving milling Grind.
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