I recently purchased a set of precision screwdrivers for my automotive toolbox and these have been a great addition. My analysis of this product showed that they are sturdy, durable, and able to HANDLE even the toughest of jobs. What I love is that they are designed to be freewise which makes them easy to use and maneuver. The only downside is that they are smaller than some of my other screwdrivers, so if you have larger hands, you may find them a bit difficult to hold .Overall, I highly recommSee full review