It follows two searches on Friday evening
Gardai from Mallow and the Mallow District Drugs Unit searched two houses in Mallow town.
It was here they found 490 fireworks, an airsoft replica handgun, pepper spray, a tazer disguised as a mobile phone and a machete.
Gardai also seized mall quantities of cocaine, cannabis herb and diazepam along with weighing scales and €400 in cash.
During the second search Gardaí seized a legally held rifle, ammunition and five airsoft replica firearms, a small quantity of cannabis herb and €1750 in cash.
No arrests have been made but Gardaí are following a definite line of enquiry.