Hardness Tester, Durometer, Rockwell Hardness Tester manufacturer / supplier in China, offering Hbrvd-187.5 Motorized Micro Hardness Tester Tester for Brinell Rockwell Vickers Hardness, New MP-2b Grinding Machine for High Precision Gold Sample Processing, Hvs-1000at New Generation Automatic Micro Vickers Hardness Testing Machine with Touch Screen and so on.