Woodworkers, this set is a massive time-saver! If you're tired of constantly re-measuring and guessing when setting up your router table, table saw, or track saw, these setup blocks are the answer. You get 7 anodized aluminum blocks in a storage box, ranging from 1/8 inch (3.17mm) up to 1/2 inch (12.7mm) in precise increments. They're incredibly sturdy and won't compress like wood or plastic. How do you use them? Simple. Need to set a router bit to a specific height? Just stack the blocks that add up to that height next to the bit and adjust until they match. They work as depth gauges, squareness checkers, and even for setting angles. They come in a handy storage box to keep your workshop organized. Whether you're a professional cabinet maker or a weekend DIY warrior, having a set of these on your bench eliminates guesswork and leads to more accurate, repeatable cuts. It's one of those simple tool upgrades that makes every project go smoother.