(Click to enlarge image) Sun-Tec Corporation has an impressive combination of Vickers / Knoop testers. We offer both Macro (CV), and Micro (CM) testers. They are ideal for testing small precision parts, thin materials and wire, coatings or performing case depth deformation. For a total, all inclusive package, that includes automation and computer analysis software, the ARS Testing System is outstanding. Expandable and upgradeable, it was designed to grow with your needs, providing a complete hardness testing system.