# What Is The Red Dot On A Tape Measure?

## What are the markings on a tape measure?

On a standard tape measure, the biggest marking is the inch mark (which generally has the biggest number, if it has them).

As the increments decrease, so does the length of the mark.

For example, ½” has a bigger mark than ¼” which has a bigger mark than ⅛”, and so on.

## What is Black Diamond on measuring tape?

The black diamonds which appear every 19 3/16” on metal tape measures are for spacing I-beam “timbers.” Several wood-product manufacturers offer I-beam “timbers” as a substitute for solid lumber floor joists. The diamond marks on tape rule blades are for spacing these engineered floor joists in new construction.

## What is the little dot on a tape measure mean?

Ever noticed the little black diamonds or triangles on your tape measure? The diamonds start at the 19.2 inches mark on the tape and can be utilized to help correctly space the floor trusses for a 4×8 T&G sub-floor with a span rating of 20” o.c. The black diamonds provide a visual cue to help you work faster.

## How do you read a tape measure in MM?

If you have a metric tape measure, the numbers should be read like this:The large, numbered markings are centimeters.There is a smaller marking exactly halfway between the centimeters for ease of reading.The smallest markings are millimeters, or one tenth of a centimeter.

## 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!

## Why is a tape measure curved?

Have you ever wondered why the blade on a tape measure is curved? The concave design helps keep the blade rigid when extended. This curve allows the blade to “stand out” while measuring, helping you read the measurement.

## Where is CM in tape measure?

Above you’ll see a picture of a metric/imperial pocket tape measure. The measurements towards the bottom of the image are metric. In other words they’re in centimetres and milimetres. There are 10mm in each centimetre (shown by the ten spaces between each cm) and 100cm in each metre.

## How many 16ths are in an inch?

A ruler marked in 16ths. Every mark is 1/16th of an inch….How many 1 16ths are in an inch?FractionDecimalMillimeters5⁄16”0.31257.93753⁄8”0.3759.5252 more rows•May 21, 2020