Collet size: ER20. 1 x English User Manual of VFD. Variable Frequency Drive VFD Inverter 2.2KW 3HP 220VAC. 1 x2.2KW Air CooledSpindle MotorER20 ( 220V,24000rpm,8A,Φ80mm,4pcs bearing,400Hz ). 2.2kw Air-cooled spindle motor engraving milling grind 80x213mm.
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