Angle Finder Arm Rule 0-180 Degrees-150MM

• Protractor equipped with an adjustable screw. Easy to rotate and no need worry of hurting your hand.
• Protractor is suitable for many ways. Such as perfect for school, commercial, home, mechanical work, woodworking applications, hobbyists and so on.
• Protractor set is made up a 180 degrees protractor and a 150mm ruler. They was fixed together by an adjustable screw. The protractor not only can measure angle, but also can measure straight line.
• Degree Protector, Made of Stainless Steel, Angle Finder Arm Rule Professional Metal 0-180 Degrees 150mm Measurement with Adjustable Screw