Field Notes — Independent Review Sites

Field Notes — 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

Sandpaper & abrasives review authority

ultrarough.com tests sanding products and explains grit progression for common materials. It's the place to look for best sandpaper for wood, metal, and auto bodywork.

Deep Penetrations (deeppenetrations.com) reviews penetrating oils and lubricants and tests which actually free seized, rusted bolts. People use it when searching for best penetrating oil for rusted bolts.

Weapon Tester

Airsoft / parts builder & ballistics tools

weapontester.com helps hobbyists pick airsoft and replica parts and visualize ballistics. Good fit if you're after best airsoft parts and upgrades.

Remote Command

Free browser artillery game

rc-9.com is an online artillery game you play in the browser, with destructible terrain. Good fit if you're after free online artillery game.