Millimeters conversion calculators, tables and forumas
Millimetres are commonly used to describe the calibre of small munitions and the weaponry used to fire them, for example the Uzi 9 mm assault rifle. Component units: 1/1,000 mm = one micrometre. 1/1,000,000 mm = one nanometre. Further, progressively small units include the picometre, femtometre, attometre, zeptometre and yoctometre.