| Year | 2021 |
| Date | 27-Aug |
| Volume | 227 |
| Issue | 4,672 |
| Page | 309 |
| Category | Workshop |
| Part | 3 |
| Title | A Radial Borer |
| Author | Philipp Bannick |
| Notes | Presents his own radial boring tool. The rail, pinion gear rack, dovetail boring head, various, pinion shaft, gearshaft pinole, arm, bush, main arm, dovetail' gear rack |