Milwaukee 2447-20 M12 3/8 in Crown Stapler | Compact Cordless Stapling Tool

Overview

The Milwaukee 2447-20 M12 3/8 in Crown Stapler offers a cordless, compact alternative to a traditional hand stapler for a range of fastening tasks. It drives 3/8 in flat crown staples (1/4–9/16 in) through multiple materials and substrates, enabling precise and consistent fastenings in tight spaces without the need for a compressor.

Compact, comfortable design

At 7.25 inches long and about 3 pounds, this stapler reaches tight corners and narrow profiles with reduced grip fatigue. An integrated belt hook adds on-site portability, and the ergonomic trigger design supports extended use with less hand strain.

Smart feeding and reliable firing

• Slotted magazine lets you view staples at a glance for planning and pacing.
• Capable of driving up to 1500 staples per charge on a M12 REDLITHIUM 1.5Ah battery.
• Sequential and contact actuation modes provide flexible firing options for different materials.
• Dry fire lockout helps protect the work surface from unintended marks.
• Stape leg locating arrow guides precise staple placement for cleaner results.
• Power adjustment dial enables consistent flush stapling across varying materials.

Durability, compatibility, and support

The crown stapler is part of Milwaukee's M12 system and works with all M12 batteries. It ships with Milwaukee’s 5-year limited power tool warranty, offering added reliability for frequent use on job sites.

Real-world use cases

Ideal for trim installation, furniture upholstery, light fabric fastening, and veneer work. Its compact footprint supports overhead and vertical applications where space is limited, helping you maintain control and achieve flush results with confidence.

Maintenance and tips

Keep the magazine and nose clean, use the appropriate staples, and switch between firing modes as needed for material variety. Regular checks help preserve consistent performance and a clean finish over time.