If you purchase an independently reviewed product or service through a link on our website, we may receive an affiliate commission. Learn more about our policies and reviews. When a ruler or tape ...

A good pair of calipers can measure a small object much more accurately than a ruler or tape measure. Buying one, however, could cost around $100 or so, according to RealCaliper developer Pocketdemo e ...

Although old-school machinists typically prefer the mechanical vernier scale on their trusty calipers, many users nowadays buy calipers with a digital readout. These models often come with additional ...

Previous headquarters of Useful Thing Inc. They made the best widget you could buy in the 80s. Like most hackers, I’ve run into a part that looks like it might do what I want, but the only ...