Additionally, within the many choices of useful Makita products that aren't tools, there's even a robotic vacuum that is powered by the 18V battery system. In fact, if there's a project ...

Within those tools, they both have an 18V battery system and sell their own version of a pruning saw. They are Makita's 18V LXT Brushless 6-Inch Pruning Saw and Milwaukee's M18 FUEL Brushless 8 ...

On Amazon, the Makita 6-inch pruning saw has an average rating of 4.6 stars from over 150 users. Similar to other items on this list, you will need to already own the 18V battery or buy it separately.

The electrical design, of course, is trivial. A computer fan, a switch, and a battery — in this case, a Makita power tool battery. But the Fusion 360 design for the 3D printed parts got a lot of ...