... application 4.Upper and lower lim 3 Inch LCD,or LED Display, High precision portable hardness ... measuring areas for large-scale work pieceFeatures3 inch LCD,or LED displayWide measuring range. Based on ... of all metallic materials.Large screen(128×64 dot matrix LCD), showing all functions and parameters.Test at any ... Scale:HL,HB,HRB,HRC,HRA,HV,HSDisplay:dot matrix LCD,128×64 dotsData memory: 500 groups max ...