Photo: 3aw.com.au

The three men, two of them allegedly armed with machetes and one with a shotgun, were arrested in Glen Waverley about 4.45am.

The alleged incidents are as follows:

• An attempted armed robbery at a service station on Heatherton Road, Narre Warren North about 12.55am;

• An armed robbery at the same Heatherton Road service station about 3.45am;

• An armed robbery at a news agency on Centre Way, Mount Waverley, about 4.30am.

All three men were arrested on Waverley Road, just east of Blackburn Road, Glen Waverley after being spotted by police.

The weapons were located at a nearby residence after being dumped in a garden bed.

A vehicle was also located a short distance away.

They are currently in custody and are assisting police with their enquiries.

Anyone who witnessed the armed robberies, or with any information, is urged to contact Crime Stoppers on 1800 333 000.