Cheap And Discounts 10PCS 0.6mm-3.0mm Drill Bit Carbide Twist Drill Bit CNC Straight Shank Spiral Drill Rotary Power Tools Metal Drilling (1/2/3mm) Wholesale. Buy Directly From Merchant ZY Professional CNC Tool Shop. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.