Our adjustable combination square set is constructed of aluminum alloy material, it has a long service life and durable in use. You can adjust the length and marks within 300mm, meeting different needs for you. Our adjustable combination square set is equipped with compact size, easy to use with other measuring tools and extend the measuring range. The steel ruler is suitable for length and width measurements, for marking with a scriber, as well as a depth gauge, altimeter, etc. Whether for home improvement or commercial use: rely on your measurements. 45 degree and 90 degree line drawing woodworking tools. Special designed shape that is easy to use., Manufacturer: Namvo