Digital Leeb Hardness Tester with Calibration Test Block for Metal Steel Alloy
No key "fool" type operation, directly shows the most commonly used on the Leeb scale and Rockwell values. Support for multiple hardness standard Hardness Standards: HL 、 HV 、 HRA 、 HRC 、 HRB 、 HB 、 HV 、 HS.