... , HB, and HS* For most metals* Automatic orientation correction* USB interface for both recharging and data transfer to PC* Internal ... 20? ~ +40?Dimensions158mm?1mm?6mmWeight120gTable 1 (For impact device D): MaterialsHLHRCHRBHBHSHVST & CAST ST300~89019.8~68.559.6~99. ... Optional accessories: * Mini-printer and Cable* Impact devices D, C, DC, D+15, DL, G * Special support rings Portable hardness tester ...