teardowns Archive

Hair clipper teardown: comparing changes in design after 50 years

Steve Hoefer broke his 50-year-old electric hair trimmer, so he bought the latest model. He opened it to get a peek inside, and wrote about the similarities and differences. The screws holding the faceplate have decreased from three to two, and they go through the other side, but they’re the same self-tapping screws in both. Same Phillips head, same diameter and length, …