Have you ever wondered what the hash marks, black diamonds, and red squares on a tape measure mean? We'll help crack the code—and show you how to use the tool.

A tape measure, unlike a good ruler, doesn't end on the exact point of the measurement label, because they had to place that little metal gripper in there.

You may be surprised all the things a tape measure can do. Here’s how to use a tape measure to make your projects easier. $3,500 iPhone possible?

When pulling the tape measure tight, apply firm but gentle pressure and hold the tape measure close to the surface. The second scenario is measuring from a wall, ceiling, floor, or other surface.

With Measure Tools – AR Ruler, you never have to remember to bring a tape measure again. Your phone becomes a smart, augmented reality (AR) ruler you can pull out anytime, anywhere.

A tape measure comes with several markings that some may not know, like the black diamonds. Here's what those symbols mean ...