* Turn 1-1/8" bolt with a 1/2" or 3/4" impact wrench. if necessary,
   choose appropriate aluminum adapter to use with the standard
   expander tool. Be sure to keep threads and cone well lubricated
* Cone well lubricated.
   Extender #1 (2-3/8" ~ 2-3/4")
   Extender #2 (2-3/4" ~ 3-1/8")
   Extender #3 (3-1/8" ~ 3-1/2")
   Extender #4 (3-1/2" ~ 3-7/8")
   Extender #5 (3-7/8" ~ 4-2/4")
   Standard extender #6 (1-5/5" ~ 2-7/16")