Phase II's PHT-6000 nondestructive, portable, ultrasonic hardness tester is suitable for small, large, flat, round, thick or thin workpieces. It can test soft metals, such as copper and brass, and hard metals while adhering to ASTM A1038-10 guidelines for portable hardness testing using the static ultrasonic contact impedance method.

The tester can check coating hardness. It can convert and be calibrated to various hardness scales, including HRC, HRB, HRN, HRT, HB and HV.