Set Polyline Width

Sets the Global Width for all selected objects. If object selected is not a polyline, function will convert it into one

IMSetPolylineWidth

Command: IMSetPolylineWidth
Select objects to apply width to or <exit>:	Select the polyline, line, or arc that you want to apply a width to. Once you are done with your selection, press enter.
Enter width [Match]<1.0000>:	Type in the width to apply to the polylines. Optionally you can select an existing polyline to Match. At this prompt, type M. You will then be presented with the following prompt,`Select polyline to match:`
	The selected objects will become polylines (if not already) and will have their global width set as specified.