Metal coating process was divided into two divisions, namely polishing and coating. Beginning with a metal polishing and followed by a coating that used chemicals such as HCl, sodium, adhesives solutions, nickel and chromium. The type of chromium is hexavalent chromium. Metal coating was using electroplating techniques, which using electromagnetic conductivity to plate the metal with chromium. Health complaints experienced are erythema, skin burn, dermal necrosis and dermal edema. A total of fifty percent workers suffer from chrome holes tested positive. The characteristics of workers who have a strong correlation with chrome hole that was the difference between the working period of less than five years and more than five years with contingency coefficient 0.667. Used of chromium in the metal coating could cause health problems in metal coating workers, there was chrome hole skin ulceration. Therefore, its needed to pay more attention to the health and safety of metal coating workers, especially for home industry scale.