The bump mapping is ridiculously high quality, god I love Octane.
So it's fully procedural and is a blend of 5 different materials, 3 layers on the plastic, and 2 for dust and worn down parts.
www.grantwarwick.net
Please checkout Highres here to truly see the detail-
http://extrazoom.com/image-17551.html?heuln50x50
