| Year | 1993 |
| Date | 17-Sep |
| Volume | 171 |
| Issue | 3,953 |
| Page | 333 |
| Category | Workshop |
| Part | |
| Title | Milling Counterbores |
| Author | C.A.Hawes |
| Notes | Describes production of these useful tools. What is a counterbore? Materials, tooth milling set-up, a useful setting hint, back to the milling machine, now lets get on with the job, finishing touches |