In addition to the impact device probe, the optional accessories of Deguang Electronic Leeb Hardness Tester also include printers, support rings, and connecting wires. Different optional accessories can be selected according to the actual measurement situation to facilitate the measurement of the hardness of metals and other materials.
The Leeb Hardness Tester printer of Deguang Electronics can be connected to the Leeb Hardness Tester to print the measured data and save the test data better.

| serial number | model | Schematic diagram of support ring | Application |
| 1 | Z10-15 | ![]() | Measuring outer cylindrical surface R10‐R15 |
| 2 | Z14.5‐30 | Measuring outer cylindrical surface R14.5‐R30 | |
| 3 | Z25‐50 | Measuring outer cylindrical surface R25‐R50 | |
| 4 | HZ11‐13 | ![]() | Measuring the inner cylindrical surface R11‐R13 |
| 5 | HZ12.5-17 | Measure the inner cylindrical surface SR12.5‐R17 | |
| 6 | HZ16.5‐30 | Measure the inner cylindrical surface SR16.5‐SR30 | |
| 7 | K10‐15 | ![]() | Side Outer Spherical SR10‐SR15 |
| 8 | K14.5‐30 | Side Outer Spherical SR14.5‐SR30 | |
| 9 | HK11‐13 | Side outer spherical surface SR11‐R13 | |
| 10 | HK12.5-17 | ![]() | Side inner spherical surface SR12.5‐SR17 |
| 11 | HZ16.5‐30 | Side inner spherical surface SR16.5‐SR30 | |
| 12 | UN | ![]() | Outer spherical cylinder SR10‐∞ |