- Precision marking tool for rotary angle circles: delivers precise processing and easily creates 90 degree corners and smooth curves on square or flat steel with the angle and arc marking tool. - Integrated marking and bending functions: tackle projects on metal or pipes with one tool, saving time and energy through combined marking and bending capabilities. - Efficient marking precision: fast, precise techniques minimize marking time; suitable for welders and pipe fitters to mark pipe angles and straight lines around pipes quickly and accurately. - Wide application: expands marking possibilities for accurate markings on round materials, 3D workpieces and squared timbers, simplifying precision marking needs. Use scenarios - Fabricating a square steel frame: mark 90 degree joints and curved sections along edges with consistent precision. - Installing pipes: mark angles and reference lines around cylindrical pipework for accurate fitting. - Working on 3D parts or squared timbers: apply precise layout lines for complex shapes and assemblies.