... metals, nonferrous metals, non-metallic materials and products, Rockwell hardness and it is widely used in factory mines, ... scientific research institutes and universities labs.Main technical specifications1. Rockwell Scales: HRA,HRB,HRC,HRD,HRE,HRF,HRG,HRH, ... (588N),100Kg(980N),150Kg(1471N)4. Exchange Scales: Superficial Rockwell, Brinell, Vickers5. Indication of Hardness Value: Digital Display with ...