Cheap And Discounts Tongfang DK7780J Professional Supplier Wire Edm Cnc DK77 Fast Speed Electro Erosion Machine Molybdenum Wire Cut Edm Price Wholesale. Buy Directly From Merchant WeihongCNC Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.