Hammer Testing on a Thumb Nail

hammer test thumb Hammer Testing on a Thumb Nail
Popular Mechanics is taking it to the next level when it comes to testing hand tools. We’ve all seen the predictable results of hammer-on-nail but what does a real world situation such as hammer-on-thumb feel like when comparing a standard steel hammer with a new auto-hammer?


Check out their results including a handy video.
Hammer vs. Auto-Hammer from Popular Mechanics