| Year | 1994 |
| Date | 20-May |
| Volume | 172 |
| Issue | 3,969 |
| Page | 642 |
| Category | Workshop |
| Part | |
| Title | Stress Relievers |
| Author | D.W.Osborne |
| Notes | Passes on a few hints. That elusive chuck key, drilling round holes in thin metal, tapping truly, precision, captive, but removable soft vice jaws, screwcutting blind holes, forming a circular groove on the face of a workpiece |