3M 76625, Roloc Disc 777F, 80 YF-weight, TR, 1 in, Die R100N, 7000045621 
Insize ISHR-M111, MAGNETIC ROCKWELL HARDNESS TESTER, 6928640325380
$7,828.63
Hardness scale: HRA, HRB, HRC, HRD, HRF, HRG.
Preliminary test force 10kg. Test force: 60kg, 100kg, 150kg.
Load control manual. Min. reading 1HR.
Apply to large and heavy steel or iron workpieces.
According to ISO 6508, ASTM E18
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