... cost and nice result 4.color never falling off. KT-DH02 Kuntai electro-corrosion marking machineApplication scope: this equipment using ... on stainless steel, hard alloy, hardware tools, Medicare equipment, water heating materials, measuring tooling, machinery parts, meters, kitchen utensil, gear ... Park, Furong bridge, Bashi, Wuxi city, Jiangsu, China. KT-DH02 Kuntai electro-corrosion marking machine