Answer :
Final answer:
The cleaning or maintenance tool specifically for muzzleloading firearms is the nipple wrench, used to remove or install the nipple.
Explanation:
The tool used as a cleaning or maintenance tool for muzzleloading firearms is the nipple wrench. This tool is specifically designed to remove and install the nipple, which is the part of the muzzleloader where the ignition source, such as the percussion cap, is applied. While priming powder is used to ignite the main charge, arm guards are used for protection, and a whisk broom could be used for general cleaning, the nipple wrench is the specific tool tailored for maintenance related to the nipple component of muzzleloading firearms.