觸摸鍵盤和小巧的機身即可進行硬度試驗，這樣優良的可操作性能使用戶能進行任何領域的硬度測量。該儀器適用於現場硬度試驗，如大型模具、鐵路軌道和結構焊點。
規格:
| Model | HH-411 |
| Order No | 810-298 |
| Display |  |
| Hardness Range | L-Value (ASTM A956) |
| Detector | Input device D(carbide ball) |
| Fuctions | Conversions: HL, HV, HB, HRC, HRB, HS, Judgement: OK/NG Offsetting Memory: 900 data |
| Indentation Direction | Any direction |
| Output | RS-232C, SPC |
| Power Supply | Alkaline AA Battery 2 pcs. |
| Dimensions | xxDIA 1.10×6.89in xx28x175mm |
| Display Unit Dimensions | 2.76×4.33×1.38in 70x110x35mm |
| Mass | .26lbs 120g |
