What the mysterious black diamonds on measuring tapes are meant for?
THE BLACK DIAMONDS The diamond marks on tape rule blades are for spacing these engineered floor joists in new construction. Because these beams can support more weight than their dimensional lumber counterpart, they often have different spacing requirements.
What is M on a measuring tape?
On many tapes (but by no means all) you will find a small red rectangle with the letter M printed inside followed by a number. The number simply denotes the year that the blade was stamped as conforming to the Measuring Instruments Directive. On the whole this will also be the year in which that tape was manufactured.
Why is 16 inches marked on a tape measure?
Most tapes that have this only do it for the first few inches on the tool. As you extend the tape measure, you’ll probably see the numbers 16, 32, 48, 64, 80, 96 and so forth in red. The red indicates 16-inch-on-center spacing. This is a common framing spacing for wall studs, floor joists and common roof rafters.
What is the 8 foot rule?
It’s called the 8-foot rule. A leader at a manufacturing facility recently gave the direction to his leadership team to engage with their employees every time they come within eight feet of one of their employees. It’s a simple rule that is simply brilliant!
What is the tape measure trick?
Here is how the trick works. Pull out the tape measure and fold in half so that the metal end of the tape measure is lined up to the current year. Your tape measure should be doubled back on itself. Since it is 2011, you need to line up the end of the tape with 111. Next, find the year you were born.
Can you measure your shoe size with a tape measure?
Measure the width of your foot by using your measuring tape or ruler to measure from the line on one side of your tracing, to the line on the other side. Again, be certain to find the closest mark that you can (for inches, use the closest 16th mark).
What is the longest measuring tape available?
Justus Roe, a surveyor and tape-maker by trade, made the longest tape measure in 1956, at 600 feet (183 m). The Northern Virginia Surveyors Association presented the 600-foot, gold-plated surveyor’s tape measure to Mickey Mantle in 1956.
What is a Class 1 tape measure?
Classes explained Class 1 rated tapes are the most accurate and an error of no more than ±1.1mm over a 10m length can be anticipated, where a steel tape is used with a pulling force of 50N at 20°.
How many inches are in a foot?
What is 9/16 on a tape measure?
Inch Fraction Decimal and Millimeter Equivalents
How do I measure one foot?
Your Feet: Your feet are a great way to measure room dimensions. For the most accurate measurements, determine the length of your foot from the heel to your longest toe. You could also look up your shoe size in a sizing chart to estimate the length of your foot.