Cheap And Discounts CNC Spindle Motor Kit 500W Brushless 12000RPM Air Cooled ER11 52mm Clamp Mount for DIY Engraving Drilling CNC Spindle Motor Kit Wholesale. Buy Directly From Merchant Shop1104910515 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.