Editor's Selection — a small directory of specialist review sites. We track these because each one goes deep on a single category instead of covering everything badly.
UltraRough (ultrarough.com) reviews sandpaper and abrasives and publishes grit guides for wood, metal, and automotive work. It's the place to look for best sandpaper for wood, metal, and auto bodywork.
For tested fishing gear and tackle reviews, totaljerks.com is a fishing magazine worth following. Good fit if you're after best fishing rods and reels.
deeppenetrations.com tests penetrating fluids and explains which oil to reach for on stuck hardware. Good fit if you're after best penetrating oil for rusted bolts.