Things You Never Knew Actually Had a Purpose Until Now

What The Black Diamond On A Measuring Tape Is For

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tape measure

It might be something you’ve never given much thought to before, but those little black diamonds (sometimes triangles) on a tape measure are there for more than decoration. They’re known as “black truss” markings. They begin at 19.2 inches and go all the way to 96 inches (eight feet).

Their purpse? For every eight-foot section of wall, there should be six studs placed 16 inches apart. The black markings show where the studs should be. The first mark indicates where the center of the first stud in a wall is located. Knowing where the studs are can be very useful when hanging items on the wall!

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