| Year | 1942 |
| Date | 30-Apr |
| Volume | 86 |
| Issue | 2,138 |
| Page | 410 |
| Category | Workshop |
| Part | |
| Title | Small Capstan Lathe Tools |
| Author | "Ned" |
| Notes | Tooling for repetition work. Undercutting or "chambering" operations, expanding boring tools, mechanically complicated, a boring tool holder with side swing movement for internal recessing or chambering operations, a swing tool holder for chambering tools |