Stainless Steel Protractor Round Head Rotary Goniometer Angle Ruler Professional Measuring Tool

Features:Professional tool for drawing or measuring angles or lines.High-quality stainless steel material is durable.Round head protractor is double graduated from 0 to 180, ruler is graduated from 0 to 10cm.Adjust protractor by loosing screw. Discounted at only: US$ 6.58