A man was struck in the head with a tomahawk when a gang of men burst into a Melbourne barber shop and started brawling.

Up to 15 men, many who are believed to be of African descent, entered the shop in Footscray at 5.10pm on Friday and began arguing with people inside, police say.

Several fights broke out between the men and patrons, and one man was struck on the head with a tomahawk, sustaining non-life threatening injuries.

Police believe the men involved are known to each other.

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A man was struck in the head with a tomahawk when a gang of men burst into a Melbourne barber shop and started brawling

A man holding a table during the confrontation in the barber shop which turned violent

The horrifying moment a group of African men invade an inner-Melbourne barber shop

During the scuffle, $600 was also stolen from the store's cash register.

Police have released CCTV images and vision of the men, some of which had their faces partially covered, they would like to speak with to assist their enquiries.

No staff were involved in the brawl, police say.

Victoria Police were unable to provide any further details about the age or nationality of the men pictured in the shocking footage.

Anyone with information or anyone involved in the incident is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au

Victorian Police have released CCTV footage of the men invading the barber store

A hairdressing salon at Footscray in Melbourne became the scene of a horrific robbery