sizeandspec

12.7 mm in inches

12.7 millimeters is 0.5 inches (1/2″ to the nearest sixteenth).

12.7 mm drawn to scale beside a credit card Credit card 12.7 mm 1/2 in12.7 mm
12.7 mm drawn to scale beside a credit card

Unit converter

Result–
Formula–
Same value in every unit
UnitValue

Open the full unit converter

Measurements

Values near 12.7 mm
mminFraction
10.70.42137/16″
11.70.46067/16″
12.70.51/2″
13.70.53949/16″
14.70.57879/16″

What to know

Formula: inches = millimeters × 0.03937. So 12.7 × 0.03937 = 0.5.

Questions people ask

What is 12.7 mm in inches?

0.5 inches.

What is 12.7 mm on a tape measure?

About 1/2 inches, rounded to the nearest 1/16 inch mark.

Related sizes

Sources and method

  • International yard and pound agreement (1959): 1 in = 25.4 mm exactly

Imperial and metric values are converted with 1 in = 25.4 mm exactly and rounded only for display. Found a mistake? Report it and we will correct the page.