Uploaded June 2024 | Updated September 2026, 2 weeks ago
How to make a counterbore from drill rod or silver steel in the home shop. A very useful tool when working with castings such as steam engines or model machine tools. An easy project that give your models the professional touch.
00:00 - Intro
01:40 - Turning in the lathe.
03:13 - Milling in the milling machine with a collet block.
05:15 - Basic heat treatment.
06:12 - Sharpening.
07:21 - Using the tool.
09:21 - Final points.
For more information see this excellent article by John Moran:
gadgetbuilder.com/CounterBore.html
How to make a counterbore from drill rod or silver steel in the home shop. A very useful tool when working with castings such as steam engines or model machine tools. An easy project that give your models the professional touch.
00:00 - Intro
01:40 - Turning in the lathe.
03:13 - Milling in the milling machine with a collet block.
05:15 - Basic heat treatment.
06:12 - Sharpening.
07:21 - Using the tool.
09:21 - Final points.
For more information see this excellent article by John Moran:
gadgetbuilder.com/CounterBore.html
