If you mean 0.01 mm, this would be 10 microns
It might mean "9 cm 8 mm"
MM = 2000
Do you mean square mm?
MM stands for Music Monday.
3/4ths of a mm, or 7.5 nanometers
If you mean as in Roman numerals then MM is equivalent to 2000
mm means millimeters in measurements
That means Nominal Diameter is 300 mm
mm means millimeter which is small unit of measuring length
million
millimeters