Two police cars were rammed and an officer injured as burglars fled a rural property near Whakatane on Sunday night.
A farmer reported suspicious activity on his property shortly after 10.30pm, and minutes later an SUV was driven off taking, among other things, fishing equipment, a firearms safe containing two weapons and ammunition.
Police located the vehicle and followed it but at one point it was reversed into a patrol car before taking off again.
Two police cars were rammed during two attempts to stop the offenders, causing minor injuries to an officer.
Police say at one stage the offenders threw a chainsaw at officers from their moving vehicle.