{
  "type": "create:mechanical_crafting",
  "acceptMirrored": true,
  "key": {
    "E": {"item": "immersivegeology:engineering_block_tungsten"},
    "R": {"tag": "forge:rivets/handful/stainless_steel"},
    "T": {"tag": "forge:plates/titanium"},
    "H": {"tag": "forge:plates/hastelloy"}
  },
  "pattern": [
    "    T    ",
    "   TRT   ",
    "  TR RT  ",
    " TRTETRT ",
    "THT   THT",
    "TT     TT"
  ],
  "result": {
    "item": "ad_astra:rocket_fin"
  }
}