Check trailer lighting circuits on your own and understand what volts and amps tell you. A practical guide from the makers of the Lone Wolf Trailer Tester.
Black ink, red ink, and a pencil in a normal-sized metal body. After a few weeks, we like the rOtring Trio-Pen—with one tip-selection trick to learn.
Worth it
After a year carrying the RovyVon Aurora A5, we would choose our smaller, simpler Nitecore TINI 2 every time. The A5 works, but its extra modes do not earn their complexity.
Worth it
One of our favorite boat tools offered superb access and excellent accessories—until its fine-tooth ratchet failed during ordinary small-diesel work.
Mixed verdict
Stored aboard since 2024 with no oil or special care, these affordable metric wrenches remain rust-free after substantial engine and generator work.
Goodkit approved
These glass-lifting suction cups grip submerged gelcoat and Coppercoat, giving us a secure, movable handhold while cleaning the hull in current or light swell.
Worth it
The tiny ratchet earns its space. The original holder does not. Our hands-on verdict, plus what to check before choosing the newer PLUS 1.
Worth it
Nine years of daily carry and it still beats knives three times the price. The CRKT Squid is the everyday-carry knife we recommend.
Goodkit approved
We reach for calipers constantly, but rarely for machinist precision. These cheap plastic ones don't rust, cost almost nothing, and are accurate enough for the everyday 'what size is that?' — rope, cable, glass, screws, you name it.
Goodkit approved
Cheap, disposable, and exactly what you want the moment someone catches a splinter. We keep Splinter Out on the boat, in the RV, and at home.
Goodkit approved
The self-setting 6004 is clever on accessible fasteners. In awkward engine work it lost our trust. This is not a verdict on every wrench in the Joker range.
Pass
At $105 it's expensive. It's also the fastest, most accurate instant-read thermometer made. Here's why it's worth it — especially if you cook on a boat or RV.
Goodkit approved
Magnetic hex bit organizer with a great concept but some execution concerns.
Mixed verdict