Features: This double purpose marking tool ensures precise 90° curves and right angles measurements with cut scale on steel, perfect for metalworking and carpentry precisions. Featuring adjustable direct curves calibration and parallel alignment mechanisms, its square steel tube construction resists deformation while maintaining millimeter level accuracy. Professional woodworkers, metal fabricators, and DIY enthusiasts will appreciate its industrial durability for cabinetmaking, pipe bending, and craft projects. Optimized for furniture assembly lines, architectural metalwork shops, and precisions model building stations requiring repeatable bend marking . The corrosion resistant steel surfaces with marked calibration mark withstands workshop environment while preventing measurement drift during intensive use. Specifications: Material: Steel Size: 235x80x75mm/280x100x55mm/345x120x100mm(optional) Package Includes: 1xRight angles scribers note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.