Features: Achieve precisions in metalworking with our Angle & Arcs Marking Tool, suitable for accurate lines and perfect 90 degree on square steel surfaces. Crafted from stainless steel, this tool features integrated guide grooved for marking, ensuring long performances and clear measurements. Suitable for professional metalworkers, engineers, and DIY enthusiasts accuracy and efficiency in their projects. Perfect for use in metalworking, engineering, construction, and any scenario requiring precise angle and Arcs marking on metal sheets and structures. Elevates your craftsmanship by eliminating guesswork and mistake, making every project a testaments to precisions Specifications: Component:Stainless Steel Type:20-65/20-100 20-65:Approx.235x83mm 20-100:Approx.345x115mm Package Includes: 1Pc Arcs Marking Tool note: 1.Wipe it clean after each use, and then apply a layer of oil or antirust oil to avoid being used for long time and rusting due to moisture. 2.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 3.Due to the differences between different monitors, the picture may not reflect the actual of the item.