In this instance Facing refers a milling process where by each ends (faces) of the tube in question (bottom bracket tube) are squared up to an exact 90 degrees to the tube and parallel to each other.
Chasing refers to using a tool called a tap to clear any debris from the threaded portion of the bottom bracket.
__________________
Are you a registered member? Why not? Click here to register. It's free and only takes 27 seconds! Help out the forums, abide by our community guidelines.
Originally Posted by
colorider
Phobias are for irrational fears. Fear of junk ripping badgers is perfectly rational. Those things are nasty.