Free applications and CAD utilities (mostly our freeware & trials) CAD Utilities and add-ins 1.7ย KB 9976× 23.06.2017 BLKREDEF.LSP - redefines a drawing block with an updated version from a DWG file (can be batch scripted) Ver: 0 FILE Size: 1.7ย KB • AutoLISP file (.lsp) โ 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 ▼ โ Close