Powerful function - The multi-angle measuring ruler can be deformed freely and used in different ways.It has a 12-sided ruler and 12 freely bendable metal buttons.Simply adjust the metal knob to achieve the desired shape.Measuring objects of different shapes is quick and easy.Easy to read and use - Our multi-angle template tool has laser engraved markings and laser engraved centimeter and inch lines as well.Even if you use the sliding ruler for a long time, you can keep it clear and well readable.In addition, the included screws are large and can be replaced with one hand, very easy to use.Easy to carry - This multi-angle measuring ruler has 12 sides, a foldable universal opening locator, is easyto carry, not easy to lose.The universal aperture detector has three aperture sizes of 45mm, 25mm and 40mm in diameter linked together to avoid losing one at work. Good material and easy to carry - The contour indicator made of plasticPremium ABS, strong and durable, will not rust and has a long service life.The opening detector is made of an aluminum alloy.It is very resistant, stainless and durable.The original surface will not be scratched during use.Wide application - The 12-sided multi-angle ruler is a universal tool for measuring angles, bricks, wood, tiles, floor, roof andmetal objects.You can choose a metal square as a gift for builders, tilers, carpenters, handymen, roofers, carpenters, architects, etc.