Stainless 0-180° Round Head Protractor - Angle Finder Swing Arm Goniometer Craftsman Ruler Machinist Tool (0-150mm)

Description

Description: Material: stainless steel, precision digital scale ruler. Laser process: using special process laser scale, clear, easy to read. Measuring length: 150mm, 0-180 degrees rotation, any measurement. Adjust the nut, you can fix the angle,Convenient to Draw. Exquisite sanding edges: smooth edges, precise measure, sharp angles, please note donot scratch your hand when use it. Using: engineering, angle measurement, student drawing, architectural design, carpentry, length measurement