???8-in-1 Rafter Square???It combines eight woodworking tool functions in one, including Square, Protractor, Ruler, Depth Measurement, Marking Gauge, T-Bevel Gauge and Level, wrench. Your new all-purpose precision tool. ?Bonus Carpentry Pencil?We are equipped with professional carpentry pencil and refills, so you can use them directly after getting the triangle square, saving you time and money! ?With Bubble Level? A sensitive 2-inch 180 degree bubble level is integrated into the body to allow for quick checking of level surfaces.Checking the angle of the triangle ruler is quick and easy ?Premium Quality?Our rafter square made of precise and durable CNC-machined aluminum alloy, which is light and convenient. Good oxidation resistance, each triangle ruler is thickened, corrosion-resistant and high hardness ?Accurate Clear Scale?The square features laser-engraved inscriptions that won't fade. The use of laser graduations makes the ruler clear, accurate and easy to read