Dualfunction angle measuring tool with 45 and 90 degree settings, designed as a marking gauge and drilling guide for a range of woodworking tasks. Durable 5 mm aluminum construction with engraved markings for long lasting performance and consistent accuracy in your projects. Easy and quick angle adjustments from 0 to 90 degrees, allowing fast setup for marking and drilling and helping to improve workflow. Dualsided scales provide clear readings from either side, making it easier to work in tight or awkward spaces and ensuring accurate measurements from multiple positions. Use scenarios Create precise 45 degree miters for picture frames, trim work, or molding by setting the angle and marking or guiding the drill as needed. Set up drilling guides for cabinet hardware or shelf assemblies, ensuring perpendicular pilot holes and accurate placements. Align components in tight work areas, such as assembling frames or recessed installations, where access is limited and readable markings from multiple angles are advantageous.