As the offenders fled, there was a collision between the Mazda Demio and the cash-in-transit vehicle.
The vehicle was still able to drive away and it was dumped in Rutland St, Ellerslie.
This vehicle is being examined by forensic experts.
The first armed offender is described as; Pacific Islander, skinny build, less than 5ft 7 tall, aged 20 to 21 years, wearing a checkered top over a black hoodie.
The second armed offender is described as; Male, 5ft7 to 6ft tall, aged 18 to 25yrs, Pacific Islander, fat build, black cap, jacket - possibly a black hoody with white design.
The driver of the vehicle is described as; big build, 6ft tall, wearing a balaclava.
Police believe tall three robberies are linked.
"A search warrant was executed last night in respect of person that may have been involved in this robbery, and he has been assisting us with our inquiries," a police detective inspector said.
"He has appeared in court today on unrelated charges and has been remanded in custody.
"We are seeking information from anyone who has seen the Green Mazda Demio, with the registration number KAT221.
"If you see anything suspicious, especially around cash-in-transit vehicles, then do not hesitate to call 111 immediately.
"I would also like to remind our community that we will be offering a reward for any information provided through Crimestoppers as part of our recent stolen goods campaign that leads to a successful prosecution of these offenders committing aggravated robberies."
If anyone has information regarding the on-going police investigations, they are asked to contact Detective Sergeant Tony McKenzie on 09 302 6970, or alternatively information can be provided anonymously to Crimestoppers on 0800 555 111.
However to be eligible for a reward you will need to provide your details to Crimestoppers when you call.