M12
The abbreviations M12 or M 12 denote
- a globular cluster in the serpent-bearer, see Messier 12
- a metric ISO thread
- a sporadic group in the mathematical field of group theory
- a US sports car, see Vector Motors Corporation
- a British sports car, see Noble Automotive # Noble M12
- an engine series from the German car manufacturer BMW, see BMW M12
- an Italian submachine gun, see Beretta M12
- a US self-propelled gun, see M12 GMC
- a German armored personnel carrier, see Marder (armored personnel carrier) # Armored personnel carrier Marder 2 and M12
- a connector system for Ethernet and bus systems in industrial environments in accordance with IEC 61076-2-101, see M12 Optic
- Motorways and trunk roads
