craftingTable.addShaped("sapphire_gear", <item:thermal:sapphire_gear>, [[<item:minecraft:air>, <item:thermal:sapphire>, <item:minecraft:air>], [<item:thermal:sapphire>, <tag:items:forge:nuggets/iron>, <item:thermal:sapphire>], [<item:minecraft:air>, <item:thermal:sapphire>, <item:minecraft:air>]]);
craftingTable.addShaped("ruby_gear", <item:thermal:ruby_gear>, [[<item:minecraft:air>, <item:thermal:ruby>, <item:minecraft:air>], [<item:thermal:ruby>, <tag:items:forge:nuggets/iron>, <item:thermal:ruby>], [<item:minecraft:air>, <item:thermal:ruby>, <item:minecraft:air>]]);