This product is a carpenter square, which is made of durable aluminum alloy material, with good texture, safe and practical. Easy to install and use, it can be easily applied to woodworking. It is a very practical accessory that will meet your needs well. Features -Color:Blue -Material:Aluminum alloy -Size:10.00X5.00X0.70cm/3.93X1.97X0.28in - This square ruler has right angle design. Especially hardened and fine ground. Suitable for detecting angles and marking on parts. - Can be used in testing the vertical surface of the testing equipment, roofing, framing, design layout, model making, etc. - Fit for professional and home use. The standing measuring tools at home can be measured at will. - Outstanding workmanship, reasonable design, stable and practical, will bring you a . - It is manufactured with professional technology to ensure the product can work for a long time. Package list: 1 x carpenter square