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

Metric Markings: Some tape measures may have both the imperial and metric measurements, with the imperial numbers at the top in red and the metric numbers at the bottom in black.

YOU might not use a tape measure that much, but when you do have you ever noticed all extra numbers and shapes on it? One of the most mind-bending has to be the black diamonds which are on some ver… ...

The black diamonds that are found on tape measures have been a source of confusion for many - but it turns out that they actually have a very important purpose ...

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