Same honeycomb Starship already uses, with a chevron on every edge. Grout jogs so plasma cannot run a straight channel. One mold on the barrel. A 2 mm expansion gap stays even — the 2023 Spectre’s hooks do not.
A barrel
B ogive
C nose
Tiles on patch—
Lattice period—
Orientations—
Class A (one mold)—
Class B (1-param)—
Class C (unique)—
Hex grout is three families of straight-ish channels. KeyHex keeps the
lattice, the pin pattern, and a single mold, but every shared edge turns
at its midpoint. Inset is a parallel offset, not a shrink — so the tiles
actually seat.