The Drill is a must-have tool for anyone who enjoys digging. While not very useful for gathering resources, it does provide a very fast and energy-efficient way to dig tunnels to different resource nodes. Requires a battery to be equipped, but a full battery will likely last you a good while.
15 Aluminum Alloy
1 Chipset (500 MHz)
4 Steel
2 Chipset (1 GHz)
15 Copper Wire