Product name: Square FeetProduct Weight: 220gProduct Specification: 17.5 x 30.8 cm.Applicable area: 250*120mmProduct material: stainless steelColor: silverMeasurement range: 250 (mm)Accuracy: 1 mmDelivery area: four feet * 1Laser-etched scales: Laser-etched markings embed the numbers into the aluminum material so they won't fade. wear or fade. The maximum readability and durability of the metal ruler saves money on other rulers.Multi-angle measurements: Place the T-ruler at a 90 degree angle and place parallel wooden blocks in the T-ruler to align the bricks. You can then measure exactly the angle or shape you want by tightening or loosening the screws. These angle jig tools can measure inches and centimeters.Versatile and versatile: special angles/shapes for carpentry, masonry, floors, roofing, tiles, etc. Create landscaping, tile, pavers, wood, laminate and moreThis perspective model tool is a must in every toolboxFoldable, durable and portable.Simple operation, simply place the angle jig tool on your work area, slide the ruler into the desired shape and tighten the screw. The four-sided ruler mechanism can be pushed and locked at any desired angle as a reusable design for unlimited applications. Portable and easy to store, it comes with a protective bag, which can better protect the measuring ruler from being scratched.COMPACT DESIGN: The portable and lightweight multi-angle tool fits easily into the storage bag and feels great in the hand. It doesn't come in your kit like other jig tools.Features: Unlimited applications, widely used for measuring brick, paper, stone, tile, wood and any other materials in your choice. The perfect corner aid for builders, craftsmen, designers, carpenters, engineers and remodelers.