Features: Measuring Range: 180 degree,0-100mm measuring range, which is enough to meet your needs. Angle adjustable: The head slides from one end to the other along the . Angle adjustable, portable and practical. Manual Tool: Handheld design, manual tool, convenient to use. Clear Scale: It can be quick and easy to read the measurement of this stainless steel protractor goniometer with clearly display. Applicable Usage: Perfect for home, school, woodworking etc. Specifications: Type: Angle Ruler Material: Stainless Steel Color: Silver Semicircle(D*T): About 90x1.2mm/3.54x0.05inch Straight Rule(L*W*T): About 195x14x1.2mm/7.68x0.55x0.05inch Scale: 180 ° ,0-100mm Package Included: 1pc x Angle Ruler Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.