Tractor used in Melbourne ATM heist

Thieves have used a tractor to smash their way into a supermarket to raid two ATMs in Melbourne's northeast.

The offenders drove the tractor into the South Morang premises about 1.20am on Wednesday, then dislodged the ATMs and stole an amount of cash, police said.

Police are appealing for witnesses to come forward, or contact Crime Stoppers on 1800 333 000.