The land down under has most excelent rules and regulations when it comes to guns and gun ownership.
When working as a pro???? I carried a Ruger Pro .38cal
I have had a licence to carry concealed (In Australia)
If I carried now I'd carry a semi Automatic Pistol, 10/12 shot in .22cal. 6 Mags
Ammunition would be: Aguila Super Maximum Ammunition 22 Long Rifle 30 Grain Hyper Velocity, around 1700Fps.
A kevlar vest wont stop it.
When working previously as a Pro??? I wore a Ceramic Vest.
Kevlars only for movies