Most of us use calipers when working with our 3D printers. Not [Albert]. He has a clockwork caliper design that he 3D printed. The STL is available for a few bucks, but you can see how it works in the ...

[Austin Adee] came into some drill bits. A lot of them actually. But when thousands of assorted sizes are delivered in one disorganized box, are they actually useful? Not unless you’re drilling holes ...

While often seen as a specialist instrument, digital calipers are actually easy to use and allow both enthusiastic amateurs and professionals to work and measure with much greater precision than can ...