OKAY - here is the long and short of it . . .when replacing the original existing tip on ANY Predator shaft you might consider NOT removing all of the leather from the existing tip (unless absolutely necessary) - this will provide a clean uniform surface when done properly in the lathe and will eliminate ALL the discussion on voiding any warranty. Bonding to the VERY thin layer of the old tip will give you a nice porous surface for the new glue to adhere to and now you will not have worry about...