180 Degree Protractor Metal Angle Finder Goniometer Angle Ruler 3pcs

1. Thick High-quality Stainless Steel, The Ruler Body Is Not Easy to Bend2. Tighten The Screw, You Can Lock The Angle Of The Caliper At Any Time for Marking Measurement3. Special Craft Laser-Scale, Clear and Accurate Reading, Easy to Use4. 0-180 Arbitrary Rotation, Convenient for Multi-angle Measurement Needs5. One Foot for Multiple Purposes, to Solve Daily Needs Such As Carpentry Decoration, Student Homework, Architectural Design, Etc.Product Name: ProtractorApplicable To: Painting, Work, Measurement, LearningMaterial:Stainless steelcolour:SilverPackage Contents:3 x ProtractorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.