S0107
The Big 12® Speed® Square
with Layout Bar

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 aluminum alloy and includes the Layout Bar for use in determining out-of-square corners. Also included are the Swanson® Blue Book for roof and stairway layout and Layout Bar with hardware.
See how to LAY-OUT STAIRS
See how to fix OUT-OF-SQUARE CORNERS

7 TOOLS IN ONE!
Try Square, Miter Square,  3 Saw Guide,  Laser Guide, 5 Protractor, Out of Square Corners, Line Scriber

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Features
  • Heavy gauge aluminum alloy

  • Matte finish to prevent glare

  • 1/4 in. and 1/2 in. spaced notches to facilitate scribing lines

  • Black gradations for easy reading

  • Patented Layout Bar

  • Great for deck framing and stairway building!

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Specifications Assets
  • 12 in. size
  • Packaged with the 44-page Swanson® Little Blue Book
  • Patented Layout Bar for use in determining out-of-square corners and stairway layout