Hardness tester 1.Weight loading system 2.Hardness tester, easy operation Hardness tester Feature & Use* Precise positioning device for workpiece ... the process of clamping, milling, loading, unloading and hardness measuring of workpiece automatically.* Full automatic test force closed ... AC, single phase, 50HzWeight: Approx. 3500kg Automatic hardness tester, Digital display superficial hardness tester