| Year | 2003 |
| Date | 22-Aug |
| Volume | 191 |
| Issue | 4,202 |
| Page | 200 |
| Category | Workshop |
| Part | |
| Title | Block Tool |
| Author | Bill Steer |
| Notes | Producing square holes, other uses of the block tool, making nuts, the tapping machine, construction of the nut holders, the hexagon recess, use of the nut tapper, use as a staking tool, punching holes with the aid of a bottom die, conclusion |