This unique tool is actually five tools in one like a try square, miter square, protractor, line scriber and saw guide. The Speed® square is constructed of durable heavy-gauge aluminum alloy. Includes markings for Swanson's one-number MethodSM of rafter layout and is packaged with the Swanson® blue book of rafter length and roof construction.
| Includes | : | Swanson Blue Book of Rafter Length and Roof Construction |
| Length | : | 7 in |
| Thickness | : | 1 in |
| Width | : | 7 in |
| Material | : | Aluminum |