Digital rockwell hardness tester 5.6in touch screen GL-200HRS-150

GL-200HRS-150 Rockwell Hardness Tester is a commonly used hardness testing instrument for measuring Rockwell hardness of materials.  Accuracy in accordance with ISO 6508-2 and ASTM E18,5.6in touch screen,digital display hardness value;Automation of the test process, automatic loading, holding and unloading;Equipped with micro-printer, can directly print the hardness test results.