2-in-1 Design: Made of laser etching technology, the angle finder ruler is clear and accurate for measuring length(0-30 cm/ 0-11.8 inches). Protractor feature with adjustable thumb nut, tightening the nut, easy to measure from 0-180 degrees and read the angle number
Adjustable protractor arm: The angle number is easy to identify by knurling thumb nut locking in the desired position, perfect for your basic work and learning needs. you can fix the angle to plot, suitable for setting bevels, draw radial lines, measuring and marking angles
High Quality: Angle finder protractor is made of stainless steel, rust resistant. With good durability, No deformation
Multi-purpose: Two Arm Adjustable Angle Protractor is suitable for engineering, angle measurement, student drawing, architectural design, length measurement, as a useful tool for craftsmen, designers, artist, engineersment, as a useful tool for craftsmen, designers, artist, engineers