Industrial Measurement Standard Calibrated Specimens, Ra0.05-12.5mm Roughness Sample Block, 30pcs Surface Roughness Comparison Sample Block Set, for External Grinding, Polishing, End Milling
| Country | USA |
| Brand | isinwheel |
| Manufacturer | Shenzhen Xincheng Times Technology Co.,Ltd |
| ItemPartNumber | A12 |
| Model | A12 |
| Color | Scarlet |
| Size | Small |
| UnitCount | 1 |
| ReleaseDate | 0000-00-00 |