OK. Here I go again!
Here is what we are actually admiring.
This Stanley 5061 gauge is the best commercial-grade mass-made gauge that ever entered the woodworking market and if you can’t find one then make yours according to the patterns I gave in the previous blogs. You won’t regret it.
Here are the component parts.
Look at it, think it through, see how visible the point is all the time and see how it will reach even right into very tight corners.
The insert transfers pressure to the corner and the two adjacent faces.