Shaft Drill

Shaft Drill ; Drills a vertical shaft to expand the mine. Produces a lot of dust in the air.

It does not matter where the Shaft Drill is placed. After placing the first one, a new menu option will appear allowing the choice of which level to view. This also shows what resources are available on the current level.

After drilling, an Air Purifier can be placed to get rid of all the dust.

Build

 * Size: 4x4


 * 50 Stone Brick


 * 15 Steel Ingot


 * 30 Steel Plate

Input

 * 75L Water


 * 180 Steel Ingot


 * 120 Concrete Powder


 * Time: 300s

Output

 * Vertical shaft.