Cheap And Discounts High Quality Turning Tool KNUX160405R KNUX160405L NC3030 NC3020 Hard Alloy Tool Lathe Carbide Insert KNUX 160405R 160405L Wholesale. Buy Directly From Merchant DC Tool Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.