Angle Protractor Finder Ruler Two Arm Stainless 30 cm/ 11.8 Inch, Clear\nProduct Details\n--2-in-1 Design: the combination of ruler and protractor makes it can measure length (0-25 cm/ 0-10 inches) by fixed ruler and measure length (0-30 cm/ 0-12 inches) by moving ruler, semicircular protractor at the top can measure from 0-180 degrees left to right and right to left\n--Precision tool: protractor and ruler of angle measure tool are precision laser etching, the readings are clear and accurate, easy to read, durable and convenient for your use\n--Quality material: angle finder protractor is made of quality stainless steel, with well durability and wear resistance, not easy to rust, and can be applied for a long time, but notice that the peaked stainless steel border, please be cautious while using\n--Adjustable protractor arm: angle is quickly and easily identified by knurling thumb nut locking in the desired position, you can fix the angle to plot, suitable for setting bevels, draw ra.