Free-for-Use structural shape library for products based on core Autocad 12 through Autocad 2009. STRUCT parametrically draws shapes in section, plan view and elevation using property libraries and user defined layers. Struct also provides quick access to shape dimensional properties for reference. Shapes included are Wide Flange (W, M, S), Angles (L), Channels (C), Pipes, Tubes (HSS), Tees (WT, MT, ST), Lumber and Concrete Masonry Units (CMU). More information and download.