Hardness scale HRA, HRB, HRC, HRD, HRF, HRG, HR15N, HR30N, HR45N, HR15T, HR30T. HR45T
Preliminary test force 29.4N/3kgf for superficial Rockwell 98N/10kgf for Rockwell.
Display analogue. Stage elevation manual.
Load control manual. Min. reading 0.5HR.
Max. workpiece height 6.30″
Max. workpiece depth 5.51″(from the center of indenter).

Dynabrade 51345 2" (51 mm) Dia. Locking-Type Disc Pad, Medium Density, 3/8"-24 Thread
Dynabrade 79881 5" Dynacut 100 Grit Extreme Orange Scalloped Edge, 50 per box 
