Inches → MM
1.18 inches to mm
1.18 inches equals 29.972 millimeters.
Millimeters
29.972 mm
Centimeters
2.9972 cm
Meters
0.029972 m
Feet
0.0983 ft
in
29.972
mm1 in = 25.4 mm · tolerance ±0.0001
Formula
mm = inches × 25.4
mm = 1.18 × 25.4 = 29.972
Why 1.18 in = 29.972 mm
The international inch is defined as exactly 25.4 mm, so any inches-to-mm conversion is a clean multiplication with no rounding required at this precision.