... numbers is very rapid and accurate.2) The main parameter:Measuring range: 5-3000HVTesting force: 1.961, 2.942, 4.903, 9.807, 19 ... , 24.52, 29.42, 49.03 Newton (0.2, 0.3, 0.5, 1, 2, 2.5, 3, 5 kgf)The maximum height of sample permissible: 130mmThe ... : 2 piece Big V-type Block: 1 piece Standard micro hardness block: 1 pieceSmall V-type block: 1 piece Electronic calculator: 1 piece HV-5 Type ...