Swanson® The Big 12® Speed® Square With Layout Bar Lid Latch The spray contains an antiseptic

The spray contains an antiseptic and a sealant to kill and keep out infections and insects

Perfected balance and power-to-weight ratio increases swing speed to multiply power

Gumming & Corrosion

74 drive links

Swanson® The Big 12® Speed® Square With Layout Bar Lid Latch The spray contains an antisepticThe 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. Its 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 Features Heavy gauge