ITEM NAME:Stainless Steel 0~180 Degree Machinist Protractor Angle Finder Arm Rule (300mm) Description: High-quality stainless steel protractor. Measuring length (optional): 0~300mm. 0-180 degrees rotation, any measurement. Adjust the screw, can fix the reading. Multifunctional, engineering drawing process, angle measurement, student drawing, architectural design, woodworking decoration, length measurement, etc. Package Includes: 1 Piece Rotary Protractor SKU: DMO0013426073003639.High-quality stainless steel protractor. 1 Piece Rotary Protractor. SKU: DMO0013426073003639.