The universal square has six pieces of ruler and six metal buttons that can be bent arbitrarily; Just adjust the six metal buttons to precisely create the desired shape; It is easy and quick to measure objects in different ways. Made of high-quality aluminum alloy, high quality, long life, is an excellent portable tool, easy to fold, space saving, easy to operateInventory. Wide range of applications: easy to use, suitable for woodworking, brick, tile, wood, glass, stone, laminate, construction and engineering projects; Create layouts in tile, brick, stone pavers, wood, laminate and more! Suitable for woodworking, DIY projects, home improvement projects such as floor coverings, tile laying, roof repairs or any weekend projectnorm: Materials: Aluminum alloy color: Black Size: Approx. 220 x 105 x 13mm / 8.66 x 4.13 x 0.51 inchesIndividual length: approx. 173 x 24 mm /6.81 x 0.94 inch bag includes :1 ruler (3 holes)