5 guns, 5 companies, 5 calibers

Here are five handguns from five different companies chambered in five different calibers.

Starting at the top and going clockwise:

CZ P-07 chambered in 9mm FN 5.7 chambered in well 5.7x28mm HK USP chambered in 40 Short & Weak Glock 40 chambered in gods caliber 10MM Desert Eagle chambered in 50 AE