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  1. Swanson® Big 12® 12" Speed® Rafter Square at Menards®

    The Big 12® Speed® Square is die-cast for durability and accuracy. Made of heavy-gauge aerospace Aluminum alloy, it is built to last. Black-filled gradations stand out against a matte …

  2. Swanson 12 in. Aluminum Big 12 Speed Square, Rafter Square

    May 21, 2025 · The Big 12 Speed Square is a 12 in. version of the Swanson Speed Square with added features for building stairs. This innovative tool is not only a Rafter Square, but it also …

  3. Amazon.com: 12" Speed Square

    Preciva Carpenter Square Set, 12 inch (1/16" Scale) and 7 inch Rafter Square Aluminum Alloy, Multi-Purpose Carpenter Tool Measuring Layout Tool for Woodworking and Carpentry

  4. Swanson Tool Company Bulk Big 12 Speed Square S0107-BULK at Lowes.com

    Out-of-square corner angle finder, and 7. stair layout Square. The Big 12 Speed Square is die-cast for durability and accuracy. Made of heavy-gauge aerospace Aluminum alloy, it is built to …

  5. Swanson Tool Co 12" Aluminum Speed Square with Layout Bar

    Buy Swanson Tool Co 12" Aluminum Speed Square with Layout Bar & Blue Book, Model S0107 at Walmart.com

  6. Swanson 12 in. L X 1 in. H Aluminum Speed Square Mfr# S0107 …

    Made of heavy-gauge aerospace Aluminum alloy, it is built to last. Black-filled gradations stand out against a matte finish for easy reading and are simple to use. The Swanson Speed Square …

  7. Swanson Tool Company Big 12 Speed Square W/Layout Bar, Blue …

    The Big 12 Speed Square is a 12 in. Version of the Swanson Speed Square with added features for building stairs. This innovative tool combines 7 tools into 1: 1.

  8. 12 in. - Carpenter Squares - The Home Depot

    Get free shipping on qualified 12 in. Carpenter Squares products or Buy Online Pick Up in Store today in the Tools Department.

  9. The Big 12® Speed® Square with Layout Bar - Swanson Tool Company

    The Big 12 ® is seven tools in one: a framing square, try square, miter square, protractor, saw guide, stair gauge and out-of-square corner angle finder. It’s constructed of heavy-gauge …

  10. Speed square - Wikipedia

    A speed square, also called a rafter square, rafter angle square, and triangle square, is a multi-purpose triangular carpenters' tool used for marking out. Its functions encompass many of …