A two inch straight edge for measuring and marking short offsets. A level has been added to better position the horizontal effect of doors and windows when installing doors and windows, making doors and windows more beautiful. Mark offset parallel lines at nails, screws, or cuts. Mark the 45 degree cut or reference line. Set 1/4 inch trim on doors and windows for a . The size of 2x2 inches can be directly put into the pocket, which is especially suitable for installing doors and windows when go out, or for use in the carpentry room. Colour:blue Material:plastic Package Contents: 1 x Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.