Wide UsagesThis carpentry square bevel gauge is suitable for engineering, angle measurement, student drawing, architectural design, carpentry, length measurement etc. Simple OperationThe total measure length of the ruler is 20cm/7.87 inches, 27cm/10.62inches. Just press the head to the desired angle, and then press the straight line, the new woodworkers edge rule simplifies your life. Unparalleled AccuracyProtractor and ruler of angle measure tool adopt precision laser etching, the readings are clear and accurate, metric and imperial scales, durable, so as to provide you with an accurate reference length. Premium MaterialMade of quality stainless steel, with well durability and wear resistance, not easy to rust, and can be applied for a long time. The thin, satin-finish stainless-steel blade is easy to read and minimizes parallax error. Adjustable Precision RulerThis adjustable bevel angle can vary from 0-360 degrees, "knob" in the rotation center can lock the angle, our latest precision ruler provides unparalleled accuracy for your panel layout work. Also can be used as depth gauge by loosening the manual adjustable nut and tightening it again. Material: Stainless Steel+Wood Weight: 0.16kg/0.35lb Measure Length: 20cm/7.87inches, 27cm/10.62inches Blade Ruler Width: 25mm/0.98 inches Wooden Handle Size: 27*260mm/1.06*10.23 inches Package Included:1 * Carpentry Square Bevel Gauge