I just sanded mine, should've made a video. Here's a video guide: http://www.overclock.net/air-cooling/519258-water-while-lapping-really-nescessary.html#post6399570
text: http://www.overclock.net/151516-post1.html
Note: shiny!=flat.
text: http://www.overclock.net/151516-post1.html
Note: shiny!=flat.
