Plywood Isn’t Cheap. That’s Why I Appreciate the Accuracy of Bosch’s ProFactor Circular Saw.

It isn’t too often that things in the world of circular saws tend to catch me by surprise. I’ve been around them and used them in my daily life long enough that, for the most part, my expectations are fairly straightforward. I want:a clear view of my cut line.enough power to move through the material with consistency.the ability to cut dense wood without the saw putting up a fight.Everything else is gravy, but once in a while, I get my hands on a tool that’s such a pleasure to use, I’m reminded that I guess I like a lot of gravy.I recently put Bosch’s GKS18V-25GN ProFactor 7-1/4-inch cordless circular saw—our choice for best circular saw for finished plywood—to work, ripping through multiple sheets of sanded cabinet-grade plywood for a project I’m building in the Popular Mechanics shop. It’s the kind of work where making precise cuts matters. Plywood isn’t cheap, particularly the good stuff, and there’s nothing quite as frustrating as watching a cut wander off course midway through a full 8-foot sheet.The Bosch GKS18V-25GN made the entire process incredibly easy. And the more I used it, the more I appreciated all of the thought that went into its design.ProsExcellent ergonomics and intuitive depth and bevel adjustmentsExceptional cutting accuracy, especially when paired with Bosch’s guide trackAdjustable speed settings help conserve battery lifeConsGuide track must be purchased separatelyModelGKS18V-25GNPower18VWeight8.8 lbSpeed5,000 rpmBlade size7-1/4-in., 24-tooth framingThis Saw Cuts Beautifully and Feels Great Doing ItThe first thing I noticed when using the GKS18V-25GN was how comfortable it felt in my hands. It’s light and well-balanced and has excellent grip ergonomics. With some saws, I find myself shifting my weight for better placement or battling the heft of the saw just to keep my running cut on track. This saw feels natural to operate, which makes a big difference when you’re making long cuts across large sheets of material.Trevor RaabThe Bosch ProFactor circular saw is a great choice for cutting finish-grade plywood to size.Power was never an issue, either. The saw moved through plywood smoothly. It never bogged down or made me feel like I needed to slow my feed rate to accommodate the motor. More importantly, the cuts were clean and consistent—exactly what I wanted for a project where finished edges matter.I also appreciated how easy it was to make basic adjustments while I cut. The depth-of-cut control is intuitive—a thumb-driven red button atop the handle releases the shoe—and becomes totally natural after a bit of use. The bevel adjustments are accessible and straightforward. None of this is very glamorous (although the depth adjustment is pretty cool), but when you’re switching quickly between material depths or working with angled cuts, these refinements make a big difference.I Was Skeptical of the Speed Settings—Until I Used ThemThe GKS18V-25GN offers six speed settings, along with an Eco mode designed to extend battery runtime. When I first saw that, I had my doubts. I’ve never been very keen on the idea of turning a circular saw into an electronic gadget, and I doubted the validity of that particular feature. I’ve always been of the mind that a saw should do its job, simply put, and the trigger should pretty much take care of the rest.But after making a bunch of cuts, I started experimenting with those lower settings. I figured that if I didn’t need the maximum blade speed to get through 3/4-inch plywood, why use it? As it turns out, I didn’t. Even at reduced speed, the saw delivered a smooth cut through the material without sounding like it wanted to quit. Being able to dial down the blade speed without losing cutting performance was a welcome surprise.Eco mode takes that idea a step further, giving battery runtime priority over the saw’s maximum cutting speed. While I didn’t conduct an exhaustive battery-runtime test, I did appreciate having the option to conserve power when the material doesn’t necessarily demand all that this saw has to offer. I went from dismissing these electronic features as unnecessary to quickly recognizing their overall worth. My takeaway is that it all makes good energy-saving sense.The Saw’s Exhaust Port System Is the Best I’ve SeenCircular saws have a habit of throwing sawdust where you don’t want it, which tends to obscure the line you’re trying to follow. For many brands, proper dust exhaust seems like an afterthought in the design phase. How many times have we all bent to the material, breathed deep, and blown the excess dust away while cutting? I certainly have.Trevor RaabThe dust port is strategically placed. Not only would a connected shop vac hose be out of your way when cutting, even unconnected, it helps keep dust off your guide line.But Bosch’s dust port arrangement—specifically its orientation at the rear of the blade guard and its ability to pivot when connected to a shop vac hose—keeps debris away from the cutting area. Throughout all the cuts I made with the GKS18V-25GN, I had an excellent view of where the blade was headed. Maybe that sounds like a minor convenience, but when you’re cutting plywood, maintaining a clear sightline makes for a more accurate and confident cut.Don’t Skip the Optional Guide TrackFor all its impressive performance, I think the GKS18V-25GN does its best work when paired with the company’s guide track—in the case of my testing, the 63-inch FSN 1600. There’s a big difference between cutting plywood freehand and running a saw along a properly positioned track. The latter takes much of the guesswork out of the process, particularly when you’re making long rip cuts or breaking down full sheets into more manageable pieces.With this saw riding on a track, the cuts were laser straight. I wasn’t worried about drifting away from my layout marks or compensating for a slightly wandering blade. It was so simple to position the track, secure the workpiece, and make the cut. For cabinetry, built-ins, furniture projects, or any woodworking that demands accurate sheet-good cuts, this simplicity and reliability become true time-savers.It’s a Tool That Needs Some TLC There is one distinction I’d make about this saw. Although it’s certainly capable of handling general construction work, I wouldn’t approach it as a rough-and-tumble job-site tool. To me, this is a precision-oriented circular saw that deserves to be treated accordingly. Its carefully designed adjustments, electronic controls, and track compatibility are all features that reward some deliberate TLC in your approach to how you use it.That’s hardly a criticism. In fact, it’s part of what I like about it. I’d much rather have a saw that excels at the kind of detailed work I’m doing than one designed primarily to survive being tossed around in the back of my truck.Final ThoughtsThe Bosch GKS18V-25GN impressed me with its cutting power, comfortable handling, thoughtful adjustments, and genuinely useful speed settings. But its performance on the guide track is the main reason I’ll keep coming back to this saw in the future.If you plan on taking on projects that include a bit of breaking down sanded plywood for cabinets, shelves, or furniture where that precision really matters, this is an exceptional saw that’s easy and actually fun to use.Shop the Bosch ProFactor 18V Cordless Circular SawOther Circular Saws We RecommendPaul Russell Smith is a former NYC ironworker turned screenwriter (Grace Point) and home renovation specialist. He lives in a crooked old farmhouse in Stockton, NJ, where he’s just as likely to be clearing a clogged pipe as rewriting a third act. When he’s not working, he enjoys hiking, pedestrian beer, and cooking over a live fire. His self-proclaimed spirit animal is the English Bulldog.