Think about all the times you’ve had to do small jobs around your home that involve a screwdriver or an electric driver. Whether it’s hanging up pictures, curtains, or shelves, or assembling furniture, your hand can get a workout while you’re twisting and turning. Some jobs are too delicate for an electric screwdriver or drill. Having to rely on a manual screwdriver can create a lot of effort on your part.
Source: “Vampliers” are an engineering marvel that every homeowner needs
