With tape measures, we mostly focus on the numbers. But if you've noticed black diamonds spaced every 19.2 inches, it turns ...
Ever wonder why tape measures are curved instead of flat? Learn why it's shaped that way and how it helps you measure better!
House Digest on MSN
What those red boxes on your tape measure really mean
If you've been using a tape measure while working on home projects, you may be wondering why some of the numbers are red.
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