E-mail Taurus for one they make the same key. I own a Taurus .38 and a Rossi .357 mag. they both use the Taurus key and are interchangeable. With children in the house I would consider buying actual trigger locks. Though you may be lucky to live in an area where your local sherrifs dept. gives out free gun locks, mine does.
In order to cut down on gun crimes we The Govt. are banning all guns.
Well I guess I will sleep with a chainsaw next to my bed. Not the same as a gun but I figure the sound of it revving up will be as effective as a pump shot gun being cycled.