Wide measuring range,Large screen LCD,Auto power off to save energy,Excellent after-sale service ... materials. Direct display of hardness scales HRB, HRC, HV, HB, HS, HL and three types of strength values immediately.*Large screen LCD, showing ... *Hardness Scale:HL,HB,HRB,HRC,HRA,HV,HS*Display:segment LCD*Data memory:100 groups max.(relative to impact times 32 ...