Q-tips, and paper towels, to wipe off excess. For clean up I used Goop which was very slow to dissolve the JB weld. A stronger chemical like carburetor cleaner would work better, but will also dissolve plastic. A plastic food container lid words good to mix the agents together. Mix them very well.
https://www.amazon.com/J-B-Weld-50133-Tan-1-Pack/dp/B009EU5ZNO

