Specification: OOTDTY New Material: Stainless Steel Size: About 30.5cm x 11.5cm/ 12" x 4.5"Color: As shown in the picture Feature: Double-sided ruler in metric measurements with graduation every 1mm. Slotted and etched 300mm stainless steel ruler makes it easy to read. Marking depth, height and index. Centre, square and protractor heads. A spirit level and a writer. Stainless steel finished with a ruler with clear and accurate calibration. A perfect combination for professionals and hobbyists. Package Included: 1 x Stainless Steel Combination SquareNote: Please allow 1-3cm errors due to manual measurement. The item color displayed in photos may be showing slightly different on your computer monitor because monitors are not calibrated same.