Stewart Macdonald makes a sweat tool just for this issue, and its safe to….it was originally made to remove knobs and bushings from guitars without harming the finish.
current pedalboard setup (changes frequently!)
EH Black Finger (tube)
EH Stereo Talking Machine
MXR fullbore Metal
Wren & Cuff Box of War
Source Audio Programmable EQ
EH Small Stone (nano)
EH Polychorus (XO)
BBE Sonic Stomp
EH Stereo Memory Man with Hazarai