Pro Techniques

MDF edges are notorious: they fuzz, drink finish, and often show a rough halo after paint. The fix isn’t magic—it’s a simple loop of sand, seal, sand using the right grits. In this guide you’ll learn a proven workflow that...

Aluminum sands fast—but it also loads sandpaper fast. Those gray streaks that smear across your sheet are packed aluminum swarf, and once the abrasive is clogged, it stops cutting and starts burnishing. The fix is a smart combination of grit...