Hardness scale: HRA, HRB, HRC, HRD HRF, HRG (with standard indenters); HRE, HRH, HRK, HRL, HRM, HRP, HRR, HRS, HRV (with optional indenter).
Automatic testing, the preliminary and main test force are loaded automatically
LCD touch screen, easy operation
Convert to other Rockwell scales, HV or HB automatically
Low and high limits. Insert USB flash disk, save the testing results as Excel.
Self-correcting the hardness value for curved workpiece.
Force loading by electric motor (without weights)

Dynabrade 77763 4-1/2" Dia. x 7/8" Center Hole, 60 Grit, Type 27, Ceramic DynaCut Flap Disc, 10/pack
Standard Abrasives 700718, A/O Straight Cartridge Roll, 1/4 in x 1-1/2 in x 1/8 in 180, 7100080030
Insize 4808, WIRE GAGE, 0-36(.3249~.0050"), 6928640330155
3M 20889, PSA Cloth Disc 348D, 50 X-weight, 5 in x NH, Die 500X, 7010294666
3M™ 17323, Versaflo™ Respiratory Helmet Assembly M-407, with Premium Visor and Flame Resistant Shroud, 7000002395, 1 EA/Case
3M 21639, PSA Cloth Disc 348D, 36 X-weight, 6 in x NH, Die 600Z, 7000148149
3M 26006, PPS Series 2.0 Adapter, Type S5, 12 mm Male, 1.5 mm Thread, 7100135831
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 94717, Cubitron ll Cloth Belt 947A, 80+ X-weight, 1 in x 30 in, Fabri-lok, Single-flex, 7010294445, 200 per case
Dynabrade 95544 Gear Grease, 2.5oz. Tube
Dynabrade 11477 Dynabelter Abrasive Belt Tool, Heavy-Duty
3M 35790, 675L, 1" X 120", 74u, Diamond Microfinishing Film Belts, 7010509196
3M 29611, 641WY 1/4" X 24", 100 Mesh Diamond Cloth Belt, 7010534832 