Cheap And Discounts KSBG Spindle 2.2/3.5KW Air-Cooled Square Spindle Motor 220V 380V 18000rpm 300Hz 4 Bearings For CNC Machine Milling Wholesale. Buy Directly From Merchant HYCNC Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.