how big is mm size
To give you a general idea of how big one millimeter is when converted to other units of measurements, below is a list of a few conversions you may want to keep in mind so you can have these handy when the need arises. One Millimeter Compared to One: Inch â is equivalent to 0.03937 of an inch. Centimeter â is equivalent to 0.10 of a centimeter. Meter â is equivalent to 0.001 or one-thousandth of one meter. Foot â is equivalent to 0.00328084 of a foot.