Factorio Codexery

Mining Drill 2

The moment your factory stops scraping by and starts scaling.

The Electric Mining Drill—widely known in the community as 'Mining Drill 2'—is the second-tier solid-resource extraction machine in Factorio. It is the machine that transforms a struggling outpost into a genuine industrial operation, primarily because it is the first drill capable of extracting coal, the fuel that powers nearly every other process in the game. Without it, your factory is limited to iron, copper, and stone, and you are perpetually one step behind your own ambitions. In the broader progression, the Electric Mining Drill sits at the hinge between 'surviving' and 'building.' It is the point where the player stops manually hauling resources and starts thinking in terms of conveyor networks, power grids, and the quiet, satisfying hum of machines that never sleep.

Type
Tier 2 solid-resource mining machine
Resources mined
Iron ore, Copper ore, Stone, Coal
Power source
Electricity (connected to a power pole)
Key unlock over Tier 1
Coal extraction capability
Progression role
Early-to-mid game industrial milestone
Placement
Occupies a 2×2 tile footprint

Lore & Background

In the alien world of Factorio, the ground is thick with ore, but the basic Mining Drill was always a compromise. It scraped iron, copper, and stone from the surface with a grinding, mechanical patience, yet it could not touch the black veins of coal that threaded through the rock. For the early colonist, that limitation was a constant, low-grade frustration: you needed fuel, you needed it now, and the only answer was to dig by hand or build a clumsy furnace loop that barely kept pace with demand. The Electric Mining Drill changed that calculus. Its larger mining area and higher extraction rate meant that a single drill could feed an entire smelting line, and the addition of coal turned the resource economy on its head. Suddenly, fuel was no longer a bottleneck but a byproduct, and the player's attention could shift to the real problem: how to power the next ten drills, the next ten assemblers, the next ten conveyors. The drill itself became a symbol of the game's central tension—every gain in extraction demands a proportional gain in energy, and the factory grows not in a straight line but in a spiral of escalating infrastructure. Fans often describe the moment of placing the first Electric Mining Drill as a small, quiet victory. The alien landscape, previously scarred by a few lonely basic drills, now hosts a machine that hums with purpose, its wider mouth sinking into the coal seam with a mechanical certainty. It is not glamorous. It does not fire lasers or split atoms. It simply works, and the factory around it breathes a little easier.

In Their Own Story

The dust had settled from the afternoon storm, and the alien sky was the color of old copper. Mara wiped grit from her visor and stared at the basic Mining Drill, its little arm still chattering at the iron seam. Three hours of manual coal hauling. Three hours of her back aching, her boots caked in black residue, the furnace queue blinking a patient, accusatory red. She pulled up the blueprint. Two by two tiles. A power pole to the north, a conveyor snaking east toward the smelter. The Electric Mining Drill materialized with a soft hydraulic sigh, its wider frame settling into the ground like a jaw unhinging. She flicked the power switch. The drill groaned, shuddered, and then bit into the coal seam with a low, resonant thrum that she felt in her molars. Conveyor belt started. Items flowed. The furnace queue turned green. Mara sat down in the dirt, watched the black nuggets stream past, and allowed herself a small, exhausted smile. The factory was no longer a question. It was a fact.

Reader's Guide

The Electric Mining Drill is unlocked through the 'Electric Mining Drill' technology in the research tree. It requires the basic Mining Drill technology as a prerequisite, making it one of the earliest meaningful upgrades a player will pursue. In practice, it lands in the early-to-mid game window, typically after the player has established a basic iron and copper smelting loop and is feeling the first real pressure of coal demand. What it unlocks is straightforward but transformative: the ability to mine coal automatically, plus a noticeably higher extraction rate and a larger mining area than the Tier 1 drill. In progression terms, it is the bridge between the 'hand-crafting' phase and the 'building a factory' phase. Once it is online, the player's focus shifts from gathering to logistics—laying down power poles, routing conveyors, and planning the next expansion. In the broader tech tree, the Electric Mining Drill sits alongside other early industrial upgrades (basic assemblers, early transport belts) and feeds directly into mid-game technologies that assume a steady coal supply. It does not gate any single late-game technology, but its absence makes the entire fuel chain fragile, which in practice slows every subsequent milestone. Community tip: because the drill occupies a 2×2 footprint and needs a power pole adjacent, players often cluster them in neat rows along a shared power line, creating the iconic 'drill farm' aesthetic that defines the early-mid game layout.

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