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)

3M 54136, Scotch-Brite Roloc AL Surface Conditioning Disc TR, 2 in x NH A MED, 7100075707, 200 per case
Insize 0010-A35, SOUND LEVEL METER, 35dB~130dB, 6974029777004
3M 92573, Temflex Vinyl Electrical Tape 165, Orange, 3/4 in x 60 ft (19 mm x 18 m), 6 mil, 7100169433
3M 55656, Stikit Film Disc w/Tab 375L, P240, 5 in x NH, Die 500X, 7100106552, 250 per case
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
3M 16614, Accuspray Atomizing Head, Green, 1.3 mm, 7100086806 (4 Nozzles/Kit)
3M 77157 Scotch-Brite Durable Flex Belt, 77157, 1/2 in x 18 in, A MED, Trial Pack, 7010365702
3M 92568, Temflex, Black - AM, 19mm x 18m (3/4in x 60ft), 7100169254
3M 05068, Cubitron II Stikit Film Disc 775L, 400+, 5 in x NH, Linered w/Tab, Die 500X, 7100145364, 250 per case 