Portable Ultrasonic Hardness Tester with Test Force 20N Resolution 1HV 0.1HRC
1HV, 0.1HRC. It can be easily operated with one hand, making it ideal for fast and efficient on-site hardness testing. Multiple Hardness Scales with One-Touch Switching. Built-in HV, HRC, HRB, HB, and other common hardness scales.