The Empire Fat Boy 16in. x 24in. aluminum framing square is ideal for carpenters and home builders and will provide years of service. Measures: 1/8in, 1/10in. 1/12in, 1/16in.Length: 24 x 2 body 16 x 1 1/2 tongue(in.).Application: Empire level.Dimensions L x W: 16 x 24in.3/16in. thick heavy-gauge aluminum resists bending.24in. x 2in. body.16in. x 1 1/2in. tongue.Deep stamped inch graduations, numbers and rafter tables.1/8in., 1/10in., 1/12in. and 1/16in. stamped graduations.Aluminum will not rust or corrode