Cheap And Discounts Solid Carbide Twist Drill HRC65 60MM 80 100MM Lengthening Blue Coated 1-15mm CNC Machinery Tool Hard Metal Steel Drilling Metal Wholesale. Buy Directly From Merchant Shop1104165263 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.