Cheap And Discounts CNC 4th axis K12-100mm 4 jaws chuck with Nema23 2Nm stepper motor belt pulley 6:1 ratio + MT2 Tailstock for CNC Wholesale. Buy Directly From Merchant zhejiangzhongqiu Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.