1.25 Inch to Millimeter

Convert 1.25 (one) Inches to Millimeters (in to mm) with our conversion calculator.

1.25 Inches to Millimeters equals 31.7500 mm.

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Convert 1.25 Inches to Millimeters (in to mm) with our conversion calculator.

1.25 Inches to Millimeters equals 31.7500 mm.

To convert inches to millimeters, we use the conversion factor of 1 inch being equal to 25.4 millimeters. This conversion factor is based on the definitions of the inch and millimeter in the international system of units. Specifically, an inch is defined as being exactly 25.4 mm. Therefore, to convert 1.25 inches to millimeters, you multiply 1.25 by 25.4.

The calculation is quite straightforward once the conversion rate is known. You take the amount in inches (1.25) and multiply it by the conversion factor (25.4 mm/inch). Mathematically, it is expressed as 1.25 inches * 25.4 mm/inch = 31.75 mm. This means that 1.25 inches is equal to 31.75 millimeters. This conversion is essential in fields that require precision, like engineering and manufacturing, where measurements often need to be converted from the imperial system to the metric system and vice versa.

Seven items that are approximately 1.25 inches in length:

  1. Standard USB Drive:

    • A compact storage device for transferring files between computers.
  2. Large Paperclip:

    • A device used to hold sheets of paper together.
  3. AAA Battery:

    • A small cylinder-shaped power source for electronic devices.
  4. Diameter of a Golf Ball:

    • The standard size of a ball used in the game of golf.
  5. Width of a Key:

    • The broad part of a key where force is applied to turn it.
  6. Small Screwdriver Handle:

    • The part of a screwdriver that is held and turned to drive the screw.
  7. Eraser on the End of a Pencil:

    • Used to remove pencil marks from paper.