| 1 | He gazes almost longingly upon a titanium blank. | |
| 2 | His daily work is to rough out the lenses for cameras. | |
| 3 | Our company can be rough map of users scroll design and machine tools. | |
| 4 | The elementary forming of the blank is all important in the manufacturing of the gear-shaft. | |
| 5 | Turning operations are required to make many different cylindrical shapes, such as axes, gear blanks, pulleys, and threaded shafts. |