Digital micro hardness tester Digital micro hardness testerArt No.30138.03Measuring range:5-3000HVTest force:0.09807, ... ,2.942,4.904,9.807N(10,25,50,100,200,300,500,1000g)Magnifications of microscope:500x,125xMin. scale value ... or 110v AC,50/60HZDimension:340*160*375mm Digital micro hardness tester