2-in-1 Set - Includes a 10cm (3.94 Inch) stainless steel protractor with adjustable arms and 2 metal compasses, perfect for geometry, engineering, and woodworking. Laser-etched scales accurate angle (0-180°) and length measurements (0-10cm). & Rust- - Made of high-quality stainless steel, this angle finder 't deform or rust. The compasses feature sturdy metal arms with secure locking nuts for long-lasting use. Adjustable & Easy to Use - Knurled thumb nut locks the protractor arms at any angle (0-180°), while the compasses smoothly rotate for precise circles. No slipping or misalignment. Clear & Professional Markings - laser-etched scales on both the protractor (dual cm/inch) and compass rulers provide clear, fade-proof readings even with frequent use. Versatile for Multiple Users - Ideal for students, machinists, carpenters, and DIY enthusiasts. Great for geometry class, workshop projects, or technical drawings. Color:As Shown Material:Metal Package Contents: 1 * 10cm (3.94 Inch) Stainless Steel Angle Finder 2 * Metal Compasses Only the above package content, other products are not included. Note: Light reflection 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.