Builder's measuring and marking tool

The invention, is a handle, claims a a locomotive and marking tool of builder (2). The tool (2) comprises a plane part of the triangular structure (4), the plane part comprises a side is a handle (6), quardrature of the second side of the circular handle the side edges (10), and a to form a right triangle structure with rotation first and second side part of the third side (14). The tool further - comprising elongated hole (50), which are separated to inland from the third side, and is parallel (52) arranged on the limit a third side at least two straight edges. The tool further - comprising marks (58) along the first keel and jointed scratching pin a elongated holes at least two straight edges of. Moreover, the cutter comprises a hole (60), wherein with is parallel to the elongated hole at least two straight edges one side, and a ditch scratching for the side of the second keel the marks (68).