Contractor's Rafter Square, Aluminum, 16 x 24-In. Brand_Merck Helps prevent over and under

Helps prevent over and under watering

frame fits all jumbo mini roller covers

angle stop

Applications include cutting openings in flooring for venting

1/2-Inch x 48-Inch

Contractor's Rafter Square, Aluminum, 16 x 24-In. Brand_Merck Helps prevent over and underJohnson'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