Hardness Tester Automatic Scales HRA HRB HRC HRD HRF HRG Measuring Range 0.5HR Resolution 98N/10kgf Indenter Ball Work Surface Depth (In.) 6 1/2 in Max Workpiece Height (In.) 6 11/16 in Features Automatic Load Control Indenter Load Dwell Time Adjustment Stage Start Button Test Force Dial Includes Anti-Dust Cover Flat Anvil Hardness Test Bock V-Type Anvil