| 1 | The wooden beams were fortified with steel rods . | |
| 2 | Left hand has steel bar and right hand has knife. | |
| 3 | Levers are blanked out of strip steel. | |
| 4 | No steel rods, no magnets, no computer trickery. | |
| 5 | Knife should be kept around 20angle to steel bar constantly. |
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