1 x 1.5KW Air cooled spindle motor ER16 ( 220V, 80mm, 24000rpm, 4bearings, 400Hz). Speed: 10-24000rpm. 1.5KW AIR-COOLED SPINDLE MOTOR ENGRAVING MILLING GRIND ER16. Precision crafted ER16 collet and nut, high precision and reduced the rate of knife breakage.
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