Listen here you Gen Ys, I know he who dies with the most toys wins, but, consider how much use you will really have for a media blast cabinet against the initial cost, including media, the space it will take up and object size limitations, the mess, etc etc. Compare all these against the cost of paying to have it done on an 'as needs' basis.
A wire brush and elbow grease can achieve 85% of what you will need done.
Here is my set up!