CARPET STRIP Bit # Size Wood Image CAD SI-11A 5/8" x 5" Oak Download DWG Download REVIT SI-1040 5/8" x 3-1/2" Oak Download DWG Download REVIT SI-1F 1/2" x 3-1/2" Oak Download DWG Download REVIT SI-1F 1/2" x 3-1/2" Yellow Pine Download DWG Download REVIT SI-1G 5/8" x 2"