Angle gauge with arm and stainless steel ruler for reliable marking and measurement - Large protractor design: round head with a semicircular scale from 0 to 180 degrees; can be oriented in reverse to measure any angle, making it versatile for various setups. Suitable for woodworking and precise angle layout. - Durable surface: scratch resistant, wear resistant, and rust proof to ensure long service life in workshop conditions. - Precise ruler: clear and accurate readings with easy legibility; constructed from stainless steel for reliable performance over time. - Practical versatility: combines a protractor and straight edge in one tool, enabling quick angle checks, layout, and transfer of measurements in a single operation. 2-3 use scenarios - Woodworking and carpentry: check and transfer mitre angles for trims and frames, verify joints, and layout complex angles on woodworking projects. - Metal fabrication and assembly: align components, verify angle tolerances, and mark precise cutting or welding lines with confidence. - Home improvement and DIY: install shelves at correct angles, lay out tile or panel installations, and ensure accurate framing and alignment in general repairs. Specifications and attributes - Material: stainless steel construction for durability and rust resistance - Protractor head: round with semicircular 0–180 degree scale - Orientation: reversible to measure arbitrary angles - Readability: clear, precise measurements on a durable scale - Function: integrates angle measurement with straightedge marking for woodworking, metalworking, and general construction tasks