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Adds drills of varying efficiency, with a chain of crafting recipes. Now you can dig the Nether with your hands on your head.

Description

(Check the gallery for a video demonstration [v2.0.3])

Last release   

V3.0.5

2026-04-15
-Upgrades of remaining v3.0.1 to v3.0.5
-Added Forge 1.21.1

2026-04-10
-Added Fabric, Forge and Neoforge 26.1.2

2026-04-02
-Added fabric, forge and neoforge 26.1 + 26.1.1
-Fixed and adjusted rotation of drill heads
-Fixed commands using item ID's on fabric 26.1
-Fixed all "missing texture" warnings (for particles) appearing in the log when lauching minecraft (maybe one or two survived concerning "air blocks" but it's minor)
-Added solidification of sand and gravel into sandstone and stone + a cleaning on the drill layer to definitively block all fluids infiltration into the drilled tunnel 
-Drills now emit light (like a vanilla light block)

V3.0.1

-New double-block textures introducing a rotating drill head as drilling progresses.

 

What this mod does

  • Adds drilling machines
  • Automatically mines large straight tunnels
  • Controlled mining in all directions

How to use?

  • Place a drill
  • Fill the tank with right click + redstone in hand
  • ON/OFF with right click without nothing in hand
  • Repair with right click + diamants in hand
  • Retrieve your drill with Shift + right click without nothing in hand (or "mine" it)
  • Limited of 1 drill active per player configurable with command (1-64)
  • A drill placed with fuel in the tank is active and follow UUID of the last player who filled the tank

Drills

  • Drill prototype: mines 3x3 with normal drops (t1)
  • Advanced excavator: mines 5x5 and only whitelisted blocks drop (t2)
  • Mountain piercer: mines 7x7 with the same whitelist logic and higher durability (t3)
  • Can be upgrade with somes Enchanted Books (Unbreaking, Fortune, Silk touch, Mending)
  • All the drills get now fire immunity

Drill behavior

  • Moves forward in the direction it is facing
  • One step equals one block forward and one full layer mined
  • One step every 2 seconds
  • Various visual and sound effects 

Fuel and durability

  • Powered by redstones, use them directly on the block to fill the tank
  • Fuel is consumed with each step directly from an integrated tank 
  • A fuel gauje has been added and visible on the textures 
  • Durability is consumed every step
  • Repairable with diamants, use them directly on the block (33%, 20% and 12.5% respectively, depending on drill efficiency)

Block and terrain handling

  • Unbreakable blocks stop the drill
  • Whitelisted blocks drop normally
  • Other blocks will be deleted
  • Fluids are solidified before mining 
  • Drill stop and drop when open air is detected ahead (3 "air" blocks in a raw)

Configuration

  • Recipes can be modified in a .jar data/mountainpiercer/recipes
  • You need to use correct item IDs if you do any change! (ex: minecraft:diamond)
  • The .jar can be opened by any decompression software (7zip, WinRAR, etc.)

Command prompt (use /reload to validate any change):

/drill recipes on|off

/drill recipes status

/drill keep add|remove     ………………………………….… (whitelist, add|remove parent blocks; ex: to keep emerald, add emerald_ore_block; also you can edit the config file manually)   

/drill unbreakable add|remove     ……………………….. (same logic)

/drill config status

/drill config set max_active <1-64>   ………………… (1 by default)

/drill config set fuel_per_redstone <1-1024>    … (5)

/drill config set fuel_capacity t1     ……………………. (15)

/drill config set fuel_capacity t2     ……………………. (30)

/drill config set fuel_capacity t3     ……………………. (45)

 

⚠️Some functions may vary slightly depending on the version.

⚠️Although the drills are designed to withstand micro-lags, reactions in the event of prolonged lags are unknows.

⚠️If you notice any bugs, please let me know in the comments section.