I don't have the details but Dorman and Astori Both make the Cone type tool.
The one I used was made by Astro Pneumatic.

Tool Rental List
http://www.peachparts.com/shopforum/showthread.php?t=291660


DIY Repair Links
http://www.peachparts.com/shopforum/forumdisplay.php?f=82
http://www.peachparts.com/Wikka/DoItYourSelf

__________________
84 300D, 82 Volvo 244Gl Diesel