Grit Numbers: Normally, the grit number is a 2, 3, or 4 digit … Author Topic: Diablo Sandnet vs Mirka Abranet (Read 3348 times) 0 Members and 1 Guest are viewing this topic. I tend to save the Abranet to reuse, something that sometimes can come back and bite you in the face. Abranet is really good. These holes-everywhere configurations allow fine sanding dust to … We observed better-than-typical dust collection from two distinctly designed discs, shown at right: Mirka's Abranet and Norton's MultiAir. But, I like to grab a fresh one for every grit, for that, I prefer the purple (i was told tat's what they are, could be blue?) Having sanded a bit of siding, I … I use my sandpaper … Chance B. So when looking for items, like sandpaper, be sure to check what the number printed on each piece of sandpaper represents before purchasing. Abranet's weakness is sanding uneven surfaces as it will tear if you hit the edge. Norton ones. If you have set all the nails on your siding before sanding that shouldn't be a big problem.