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| Product Name | YongLiDa QHQ-A Portable Pencil Hardness Tester (750g) | JFL QHQ-A（750g） Pencil Hardness Tester |
| Product Price | $146.00 | $154.00 |
| Details | Details | |
| Model comparison | ||
| type | manual | manual |
| Load weight | 750g | 750g |
| Substrate Hardness | moderate | moderate |
| Film shape | plane | plane |
| Measurement certificate | Without certificate | |
| Parameter comparison | ||
| Applicable standard | GB/T 6739 | GB/T 6739 |
| test angle | 45° | |
| load | 1±0.05kg | 750g |
| Three-point contact with the measured surface | Roller, pencil lead | |
