and a duel we’re happy to put up [Berto]’s DIY trolling motor made out of an electric drill. The project is probably inspired by [Berto]’s collapsible amphibious e-scooter that used the same ...

The running gear on this vehicle is the interesting bit: four hefty electric drills ... The universal motors of the drills are fine with DC, and the speed of each is controlled via the PWM ...

Sandvik Mining and Rock Solutions, a division of the Sandvik Group, has expanded its product line to include electric versions of its next-generation intelligent rotary blasthole drills.