High quality materialsThe combination bracket is made of high quality stainless steel and aluminum alloy. Resistance to corrosion and oxidation. It is finely processed, durable and not easy to bend. Combination Angle RulerAdopt laser technology to manufacture high precision, double-sided ruler in mm and cm graduations. Embossed graduation for easy reading and durability. Multi-dimensional measurementMeasurement range is 0~300mm, carpentry squares can realize level measurement, angle measurement at 90, 45 degree angle measurement, can be used as a 45 degree miter gauge, height or depth. Easy to UseThis multifunctional square ruler is simple and practical use. It only needs to be calibrated. It can be used directly where you need to measure, and it is convenient for your operation. Scope of applicationThis combination angle ruler is suitable for measuring, marking , lay, etc., to help you measure accurately, widely used in home, engineering measurement, housing construction and other places. Features: < p>1.Corner seat combination square made of high quality aluminum alloy, strong corrosion resistance, durable. 2.Our 300mm combination square is a versatile tool. for precision work with ease. 3.Combination Angle Ruler Built-in horizontal bubble can measure objects horizontally, vertically and at 45 bevel. 4 . Stainless steel angle square with bubble level laser scale is clear and wear-resistant, and the double-sided scale is easy to read and use. 5.Square angle ruler combination base and body of the ruler can be used separately, powerful, easy to use, hidden marking needle. 6. Angle steel with a spirit level and an ergonomically shaped handle can meet the precision of home and craft applications. Carpenter's straight square can meet the needs of carpenters, engineers, etc. Specifications: Material: stainless steel + aluminum alloy</p > Color: silver and black Size: 30.5cm x 11cm Measurement range: 0 to 300 mm Package includes: 1 x Combination Square Note:< /p> Please allow slight dimension difference due to different measurement. Due to the light and screen setting difference, the item's color may be slightly different from the pictures.