... HLD(170~960)HLD 2 Measuring direction 0~360degree 3 Hardness Scale HL,HB,HRB,HRC,HRA,HV,HS 4 ... range HLD(170~960)HLD2 Measuring direction 0°~360°3 Hardness Scale HL,HB,HRB,HRC,HRA,HV,HS4 Display ... memory 100 groups max.(relative to impact times 32~1) 6 Printing paper width is (57.5±0.5)mm, ... 10 Communication interface USB1.111 Outline dimensions 212mm×80mm×32mm Hardness Tester ,Portable Hardness Tester