Tester Durezza Rimbalzo Leeb Haraness Tester Misuratore Misuratore per Metalli Acciaio Ferro
Hardness Scale ： HL 、 HB 、 HRB 、 HRC 、 HRA 、 HV 、 HS. Cleaning brush (I) 1. Testing surface of a small hollow space. Small support ring 1. Standard test block 1. Main unit 1. Communication interface: RS232.