Portable Leeb Hardness Tester, ASTM A 957, Scales B, HLD, HRB, HRC, Vickers HV, Measuring Range 0.1HRB, 0.1HRC, 1HB, 1HLD, 1HS, 1HV, 1MPa, Resolution +/-6 HLD, Indenter 0.79, Features Automatic Power Off, Connect with Printer Via Bluetooth, Memory of 99 Measurement Values for Browsing, Includes Hardness Test Block D, Small Support Ring