No crafting recipe found in this mod's data. It may be obtained through gameplay mechanics not yet documented here.
Crafting using Copper Bolt, Copper Curved Plate, Copper Plate, Copper Gear, Copper Rod, Copper Curved Plate, Copper Bolt, Copper Gear and Copper Bolt, arranged in the pattern shown. Produces Copper Drill Head.
Crafting 
Copper Drill Head guaranteedCrafting using Copper Bolt, Copper Blade, Copper Bolt, Copper Blade, Copper Ring, Copper Blade, Copper Bolt, Copper Blade and Copper Bolt, arranged in the pattern shown. Produces Copper Rotor.
Crafting 
Copper Rotor guaranteedCrafting using Copper Bolt, Copper Rod, Copper Bolt, Copper Rod, Copper Rod, Copper Bolt, Copper Rod and Copper Bolt, arranged in the pattern shown. Produces 2× Copper Ring.
Crafting Copper Ring ×2 guaranteedCrafting using Copper Plate, Copper Bolt, Copper Plate, Copper Bolt, Copper Ring, Copper Bolt, Copper Plate, Copper Bolt and Copper Plate, arranged in the pattern shown. Produces Copper Gear.
Crafting Copper Gear guaranteedmodern_industrialization:copper_boltmodern_industrializationmodern_industrialization