Since AutoCAD 2002, there is a new concept as dimension unit (block unit) for blocks. According to this, AutoCAD changes the scale of the block and adjusts it according to the drawings (1) when creating the block and (2) when inserting the block. For instance, by using this feature, a block that has been prepared […]

Source: All About CAD – Adjusting Block Scales in AutoCAD
Go to Source: All About CAD