Call of Duty Modern Warfare 3 (MW3)

How to Unlock KL40-M2 Drill Attachment

The KL40-M2 Drill is a gun attachment found under the Underbarrels attachment category of Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the KL40-M2 Drill and find out all compatible guns for this attachment!

How to Unlock KL40-M2 Drill

Level Up Guns in MW3 Multiplayer Modes

The KL40-M2 Drill attachment can be unlocked by leveling up the following guns in MW3 multiplayer, Zombies, or Warzone:

Modern Warfare 3 - Rocket icon Attention! This section is under construction! Check back soon as we update this page with MW3 unlock info for this attachment.

Complete the Attachment's Armory Unlock Challenge

Alternatively, players who have reached Account Level 25 can opt to complete Armory Unlock challenges to get the KL40-M2 Drill attachment, early.

Once you unlock this feature, modify your chosen gun at the Gunsmith and select the KL40-M2 Drill from the Underbarrel attachment slot of your weapon. This should activate its Armory Unlock contract, allowing you to complete Daily and Bonus Challenges to get it earlier.

Armory Unlock Challenges

KL40-M2 Drill Compatible Guns

Modern Warfare 3 - Rocket icon Attention! This section is under construction! Check back soon as we update this page MW3 guns that can use this attachment.

Modern Warfare 3 (MW3) Related Guides

Modern Warfare 3 - Attachments

List of All Attachments

Attachment Types in MW3

Attachments By Type
Barrel Stock Ammunition Muzzle
Rear Grip Optic Underbarrel Magazine
Receiver Laser Comb Trigger Action
Guard Bolt Arm Rail
Carry Handle Lever Loader Wire
Conversion Kit

Best Underbarrels to Equip in MW3

Best MW3 Underbarrels
This list is under construction!

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