... . Wide measuring range. It can measure the hardness of all metallic materials. Direct display of hardness scales HRB, HRC, HV, HB, HS ... of displayed value No.Type of impact deviceHardness value of hardness blockError of displayed valueRepeatability1D760+-30HLD530+-40HLD+-6 HLD+-10 HLD6 ... -85)HRA, (13-100)HRB 2. Measuring direction: 360° 3. Hardness Scale: HL, HB, HRB, HRC, HRA, HV, HS 4. Display ...