These custom Weapon Models are only for SDK Mappers to use and put into their maps.
The weapons and items hover, turn etc like the Quake and Unreal Game's.
Note: Non mappers can try out the test map
The .VMF is also available to help mappers setup the custom weapons for their maps.
Extract the .zip file and place the folder called "hl2mp" into your "Half-Life 2 Deathmatch" Folder.
E.G. C:\Steam\steamapps\common\Half-Life 2 Deathmatch
Or wherever you have your game installed.
Have Fun and inform other mappers about these new Custom Animated Weapon/Item Models so they can use them.
Optional: Add Credit if you use these models Title edited for exceeding character limit on homepage - mod