Free applications and CAD utilities (mostly our freeware & trials) CAD Utilities and add-ins 906 B 6613× 16.07.2008 COG3D - display center of gravity for 3D solids and regions (těžiště, AutoCAD LSP) Ver: 0 FILE Size: 906 B • AutoLISP file (.lsp) — load using APPLOAD or drag-and-drop into the AutoCAD window. For automatic loading add the path to acad.lsp or acaddoc.lsp. Free Download ▼ ✕ Close