All the models that are provided by CgDigest are free to use as you desire. However, you are not allowed to re-distribute them (neither for free, nore for profit).
Here are the collections that are now available for download up to this point:
Free 3d Vehicles
Yamaha 3d motorbike model
A 3d model of yamaha xv 1600 complete with material setup for 3ds max and vray.
Click here to download the 3ds max scene file, or here to download only the 3ds model.
Golf cart 3d model
A free 3d model of a golf cart, suitable for using in 3d renderings of golf sources. Vray materials for the max format are included.
Free 3d Furniture
(click the images to download the zip files)
1) 3d model leather sofa
File Format: 3ds max 8
Textures: avaialable
Material setup: vray materials
2) 3d model leather sofa
File Format: 3ds max 8
Textures: available
Material setup: vray materials
3) 3d living room furniture
File Format: 3ds max 8
Textures: available
Material setup: vray materials
4) 3d living room furniture 2
File Format: 3ds max 8
Textures: available
Material setup: vray materials
13) 3D Office Chair – Medapal Vitra Model
16) 3D Kids Table and Chairs Models
17) 3D Bench Model
Other Free 3D Models
I will constantly update this colections, so make sure you check these pages every time you visit.