Multi Arc Vacuum Coating System for Hard Coatings on Molds, Dies and Precision Mechanical Parts Description Multi Arc Vacuum Coating System for Hard Coatings on Molds, Dies and Precision Mechanical PartsBoost wear resistance & extend service life of your molds, dies and precision mechanical components.Consistent, high-adhesion hard coating for industrial heavy-duty applications. Technical Specifications Component Specification Bias Power Supply 1 Set Rotation Stand 1 Set