3M Sandpaper3M 362L Sandpaper These are our personal favourite sandpaper for edge finishing, everything from profiling the raw edge to fine sanding a painted edge. The greatest advantage of these sandpaper is that the abrasives are resin bonded to the strip, so that it doesn't shed easily if at all. Usage These should only serve as a guidance, we are confident that you will slowly develop your own unique techniques that would be better suited to your own style.