... HS and Tensile strength* Impact devices D,DC,DL,C,D+15 and G are available for special applications* Test ... Battery power status, Memory reference,Hardness scale, Hardness value, Average value, Max/Min value, Material,Type of impact device connected, TimesAccuracyWithin + ... DL, G * Special support rings Portable hardness tester, build in Mini-printer, lower and upper limits setting with low-high ...