Our ITEM# 72788 crimped wire wheel should do the trick on a 4.5″ grinder.
Yes, you can find information here: https://www.askforney.com/how-tos/wire-wheels-how-tos/ If you’d like additional reading, our Senior Product Line Manager for wire wheels and brushes found the article linked below to be extremely helpful. Please call us if you...
Yes, but remember that heat generated by the tool and aluminum surface will tend to melt the aluminum and cause loading up that will render the tool useless. Use the rotary file lightly and slowly to prevent this from happening.
Unfortunately the use of a drill with the sanding and flap discs won’t provide the results you’re looking for. It will work, but a better option if you have it available would be a pneumatic die grinder with flap discs.
ITEM#’s 71791 (1/16″) and 71797 (.040″).