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. It does not include the black gradations or the Layout Bar and hardware of the S0107 Speed® Square
Features
Heavy gauge aluminum1/4 in. and 1/2 in. spaced notches to facilitate scribing lines
Matte finish to prevent glare
Plain gradations
Great for deck framing and stairway building!
Made in the U.S.A.