Cheap And Discounts 3d printer K1 Brass/Plated Copper Nozzles 1.75mm Filament M6 Thread 0.4/0.6/0.8MM K1 Nozzle For K1Max/ Vyper 3d printer Hotend Wholesale. Buy Directly From Merchant All3DPrinter Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.