Contractor's Rafter Square, Aluminum, 16 x 24-In. Brand_Merck Helps prevent swimming pool water

Helps prevent swimming pool water from becoming corrosive

1/2-Inch x 48-Inch

This makes it easier for you as a private user to use it in hard-to-reach places

At only 6-7/8" long and 3

Contractor's Rafter Square, Aluminum, 16 x 24-In. Brand_Merck Helps prevent swimming pool waterJohnson's 16" x 24" rafter square is everything a builder needs to get the work done quickly, efficiently and accurately. It includes graduations in 1 8", 1 10", 1 12" and 1 16" as well as octagon scales, rafter tables, brace tables and board foot tables, making it useful for any number of different jobs. And those graduations and tables are permanently stamped so you'll never worry about them fading or wearing. This rafter square's aluminum