Hardness scale: HRA, HRB, HRC, HRD HRF, HRG (with standard indenters); HRE, HRH, HRK (with optional indenter).
Stage elevation manual. Load control automatic. Resolution 0.1HR. Tolearance testing.
Set testing times (2~10) to have average value and the difference of max. and min. value
Convert to other Rockwell scales, HV or HB
Memory of 500 testing values for browsing and output
Testing value can be sent to wireless printer automatically
Calibration function compensates the testing value for high accuracy

Dynabrade 96101 Dynabrade Air Lube 10W/NR 24 Per Box
3M 28476, Disc pad Hub, 2-1/2 in 5/8-11 Internal Low Profile, 7000045288
3M 45100, Roloc Disc Pad TR, Hard 1-1/2 in 1/4-20 Internal, 7000045286
3M 45093, Roloc Disc Pad TR, Extra Hard 3 in 1/4-20 Internal, 7000045285 
