Although Festool is the spindle manufacturer, the SM1 spindle is a Shaper product. All repairs of Origin components—including the spindle—are processed by Shaper Tools.
If you need to repair your spindle, contact us at support@shapertools.com. If you'd like to purchase a new spindle, you can order a replacement here.
You can also purchase Spindle Brushes or Brush Replacement service on the Spare Parts Store.