Mandrino raffreddato ad aria ER20 Runout 0,01 mm, motore mandrino 220 V fresa incisione
(2.2 KW ER20 Square Air-cooled Spindle motor Engraving milling Grind. Collet size:ER20. Runout off: Less than 0.01mm. Engravin g spindle Motor High speed spindle 800W1.5KW2.2/3.5KW spindl e. 2) Before driving, turned by hand spindle.