Roughness Comparison Sample Block Test Kit for Industrial Quality Control Lathe Flat Milling Grinding Steel 8 * 6 * 3cm(Lathe)
| Country | USA |
| Brand | Valcatch |
| Manufacturer | Valcatch |
| Binding | Apparel |
| Color | Left Black+White |
| Size | 12-13 Years |
| ReleaseDate | 0000-00-00 |