1、Leeb Hardness Tester integrating G-type impact device and main machine (G-type impact device is suitable for measuring large, heavy and rough surface castings and forgings)
2、Accuracy: +/-4HLG, Repeatability: 4HLG
3、Automatic linear compensation without setting the test direction at all angles
OLED ultra-bright display, built-in lithium battery, can be charged via USB
4、Display in four directions as needed
5. USB, Bluetooth interface, wired and wireless communication with computers and printers
6. 400 storage groups, which can store 36K test data
7. Full Chinese menu-type double-value display operation; automatic power on/off.
8. Hardness unit: HLG, HRB, HB. Hardness units can be added according to user needs
9. Working temperature: -40°C-80°C Dimensions: 250x47x37mm
10. Weight: 250 grams

| Impact device G HLG: 300-750 | |||
| Test material/hardness | HLG | HRB | HB |
| STEEL/CAST STEEL | 300-750 | 47.7-99.9 | 90-646 |
| Steel and cast steel | |||
| LAMELLAR IRON | 340-600 | 92-326 | |
| Gray iron | |||
| NODULAR IRON | 340-600 | 127-364 | |
| nodular cast iron | |||
| CAST ALUMINUM | 24-85 | 32-168 | |
| Cast aluminum | |||