Police say a Hamilton husband and wife are facing charges after investigators found guns and $1 million worth of drugs stashed in their storage locker and home.

Officers searched the locker at a self-storage facility on Pritchard Road on April 5 after receiving reports a weapon had been found, according to a media release.

Police say they discovered an "Israeli assault rifle," ammunition, $198,000 worth of cocaine, $2,000 worth of heroin, chemicals used to produce cocaine, an industrial oven and Pyrex containers.

Members of the guns and gangs unit took over the investigation and found the couple that owned the storage locker living at 150 Charlton Avenue East.

Officers watched the house throughout the day on April 6 and arrested a man after he left the apartment building.

The woman was later arrested at on the Mountain.

A Sten MK.II submachine gun, loaded magazines, bear spray and fentanyl were also seized. (Submitted by the Hamilton Police Service)

Police say they searched two vehicles, a storage locker and two apartments connected to the accused and found a handful of Tupperware containers packed with an estimated $750,000 worth of meth, a Sten MK.II submachine gun, loaded magazines, bear spray and fentanyl.

A 38-year-old man and 35-year-old woman are facing a list of charges including unauthorized possession of a prohibited firearm, possession of a prohibited weapon and possession of cocaine, meth, fentanyl and heroin for the purpose of trafficking as well as possession of the proceeds of a crime over $5,000.

The man is also charged with possession of a firearm knowing it's unauthorized, four counts of possession contrary to a court order and possession of fentanyl.