| Year | 2020 |
| Date | 11-Sep |
| Volume | 225 |
| Issue | 4,647 |
| Page | 405 |
| Category | Workshop |
| Part | 5 |
| Title | Tempering and Gear Cutters |
| Author | Martin Gearing |
| Notes | An Example of Producing Continuous Relieved Gear Tooth Profiled Fly Cutters. Discusses tempering and gear cutting. Sourcing the dimensions to profile the tool blank, machining end of blank, setting cutter to correct radius, locating the boring tool to the cutter blank, positioning tool blank prior to cutting profile |