This Swanson 7-Inch Carpenters Construction Aluminum Alloy Speed Square is a must-have for any handyman or craftsman. With its durable and portable aluminum material, this square is perfect for any job site or workshop. It features scibe notches and is rust-resistant, making it a reliable tool for any project. The gray color and 7-inch size make it easy to handle and measure with precision. This Speed Square also comes with a blue book for added convenience. Its model number is S0101 and it was made in the United States of America. It falls under the categories of Home & Garden, Tools & Workshop Equipment, Measuring & Layout Tools, and Squares. Get your hands on this Swanson Speed Square today and take your craftsmanship to the next level.