Cheap And Discounts CNC SNMG120404 SNMG120408 SNMG120412 CBN turning tool machining high hardness materials such as hard steel and cast iron SNMG Wholesale. Buy Directly From Merchant PCD CBN TOOL Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.