Milwaukee M12 FUEL™ 1/2" Hammer Drill (3404-20)

The Milwaukee M12 FUEL™ 1/2" Hammer Drill (3404-20) delivers professional-grade drilling and fastening performance in an ultra-compact 12V platform. Powered by a POWERSTATE™ Brushless Motor, it produces up to 400 in-lbs of torque while measuring only 6 inches in length and weighing just 2.2 lbs (tool only). With a mechanical clutch, hammer drill mode, and all-metal keyless chuck, the 3404-20 is built for electricians, plumbers, HVAC technicians, remodelers, and contractors who need maximum performance in tight spaces.

Usage

• Electrical Installation
• Plumbing
• HVAC Installation
• Cabinet Installation
• Remodeling
• Finish Carpentry
• Property Maintenance
• Residential Construction
• Light Masonry Drilling

Genuine Milwaukee Product

M12 FUEL™ Cordless Platform

POWERSTATE™ Brushless Motor

Up to 400 in-lbs of Peak Torque

Compact 6" Length

1/2" All-Metal Chuck

3 Operating Modes: Hammer Drill, Drill, and Drive

2-Speed Gearbox

Up to 1,550 RPM

Up to 25,500 BPM

Mechanical Clutch for Fastening Control

REDLINK PLUS™ Intelligence

LED Work Light

Lightweight and Compact Design

Compatible with All Milwaukee M12™ Batteries

(1) Milwaukee M12 FUEL™ 1/2" Hammer Drill/Driver (3404-20)

(1) Belt Clip

Battery, charger, and carrying case are not included.

Brand: Milwaukee

Model: 3404-20

Series: M12 FUEL™

Tool Type: Hammer Drill/Driver

Motor: POWERSTATE™ Brushless

Battery Platform: M12™

Chuck Size: 1/2"

Chuck Type: All-Metal

Peak Torque: 400 in-lbs

Speed Settings: 2

Low Speed: 0–450 RPM

High Speed: 0–1,550 RPM

Maximum Hammer Rate: 25,500 BPM

Operating Modes: Hammer Drill / Drill / Drive

Length: 6 in.

Battery Included: No

Charger Included: No

Carrying Case Included: No

Wood Drilling

Metal Drilling

Masonry Drilling

General Fastening

Electrical Installation

HVAC Installation

Plumbing Work

Cabinet Installation

Remodeling

Tight-Space Drilling and Fastening

Orders are carefully inspected before shipping.
Most orders ship within one business day.
Items are securely packaged to help prevent damage during transit.
Original retail packaging is included when available. If unavailable, the item will be professionally packaged to ensure safe delivery.
Tracking information is provided once your order ships.

Covered by Milwaukee's manufacturer warranty where applicable.
Please refer to Milwaukee's official warranty policy for complete terms and coverage.

1. Do you sell genuine products?
Yes. Every product we sell is 100% authentic.

2. Does the Milwaukee 3404-20 include a battery or charger?
No. The 3404-20 is sold as a tool-only model. Battery and charger are sold separately.

3. How much torque does the Milwaukee 3404-20 deliver?
The 3404-20 delivers up to 400 in-lbs of peak torque for demanding drilling and fastening applications.

4. What size chuck does the Milwaukee 3404-20 have?
It features a durable 1/2" all-metal chuck for secure bit retention.

5. Does the Milwaukee 3404-20 have a hammer drill mode?
Yes. It offers Hammer Drill, Drill, and Drive modes, allowing it to handle a variety of drilling and fastening applications.

6. Can the Milwaukee 3404-20 drill into masonry?
Yes. Hammer Drill mode can be used with appropriate masonry bits for drilling into materials such as brick, block, and masonry.

7. Is the Milwaukee 3404-20 brushless?
Yes. It is part of the M12 FUEL™ lineup and uses Milwaukee's POWERSTATE™ Brushless Motor.

8. Is the Milwaukee 3404-20 compatible with other M12™ batteries?
Yes. It is compatible with Milwaukee M12™ batteries.

9. When will my order ship?
Most orders are shipped within one business day.

10. Do you ship internationally?
Yes. We offer fast shipping to most countries worldwide.

11. What if the original box is not included?
If the original retail box is unavailable, the item will be carefully packaged to ensure safe delivery.