20 mm to Inches on a Ruler
20 millimeters is equal to 0.8 inches on a ruler.
The place marked in red shows 0.8 inches, which is equal to 20 millimeters on the ruler.
Try these similar conversions:
21 mm to inches on a ruler
Convert 21 millimeters to inches and see it on a ruler.
19 mm to inches on a ruler
Convert 19 millimeters to inches and see it on a ruler.