When a cardboard base plate under metal spikes would pose a fire hazard, you can position magnetic spikes where they’re needed:
The 12 mm neodymium magnet is slightly larger than a single honeycomb cell, so it wants to center itself atop a cell. The stainless steel button head screw sits in the magnet’s countersunk hole and protrudes just enough to make sure the spike doesn’t slide sideways unless you want it to:
A cloud of combustible gas doesn’t pose a threat under there:
The thin red beam comes from the targeting laser on the back of the nozzle.
Storage is easy: just smush a handful of the things against the side of the laser cabinet:
Buy all the parts in lots of 100 to have supplies for other adventures!