1. Adjustable Table Saw Depth Gauge 0 60mm Metric Inch Router Table Height Gauge 2. Precise height adjustment: The adjustable height depth gauge allows precise and accurate adjustment of router bits and table saw blades. It can also be used to adjust the distance between the fence and the cutter or table saw blade as well as the cutting depth for the drill. 3. Quick and accurate adjustment: Compared to setup blocks and rulers, this gauge offers a faster and more accurate way to adjust table saw blade and router bit heights. It ensures repeatable results without the need for measurements and adjustments. 4. Lightweight Sturdy: Made of CNC machined aluminum alloy, this gauge is both sturdy and lightweight. The anodized finish ensures durability, while the engraved scale is easy to read over time. Its solid construction guarantees lasting performance.