... (980.7N)Hardness Value of ReadingRockwell, opticalBrinell and Vickers, Measuring Microscope Amplification of Microscope37.5X, 75X Specimen Allowing Maximum HeightRockwell, 170mmBrinell ... ,5mm Hard Alloy Steel Ball Indenter each 1 piece,Measuring Microscope 1 set,Inside Light and Outside Light each 1 piece ...