Description:ER11 Chuck CNC 500W Spindle Motor with 52mm Clamps and Power Supply Speed Governor For CNC Machine<br> Specification:  <br>               Dimension         140mm&amp;times;110mm&amp;times;48mm (L*W*H)               Input         AC220V&amp;plusmn;10% 50\/60Hz               Spindle Motor         500w               Spindle Speed         3000-12000r\/min               Motor Diameter         52mm               Motor Length         208mm               Operating Voltage         100V DC               Current         6A               Speed         Up to idle up to 15，000 rev \/ min               Torque         5000G\/CM               Insulation Resistance         &amp;gt; 2 megohms               Dielectric Strength         400V               High precision spindle runout 0.01-0.03      <br>  <br> Package Included:<br> 1 x 500W Spindle Motor<br> 1 x Power Supply<br> 1 x 52MM Mount Bracket<br> 1 X ER11 Collect<br> 4 x Screws  More Details: