... HARDNESS TESTER Product ModelLeeb hardness tester SH310 Technical SpecificationHardness scaleHL, HRC, HRB, HRA, HV, HB, HSMemory240-1000 groups (Impact ... U.T.S. range374~2652 MPaStandard Impact DeviceDOptional Impact DevicesDC, D+15, G, C, ... BrushConnecting cable IME certificateInstruction manualOptional accessoriesPrinting paperOptional impact devices Optional support ringsDataview software Features* ...