Rockwell hardness tester Rockwell hardness testerArt No.30138.01Meausring range:20-88HRA,20-100HRB,20-70HRCTest force:588.4,980.7,1471N(60,100,150KGF)Max. height of test piece:170mmDepth of throat:135mmMin. scale value:0.5HRDimension:466*135*630mm Rockwell hardness tester