
Milwaukee M12 3 Crown Stapler
Score: 85/100
Alloyman Cordless Brad Nailer
Score: 70/100Rankings

The Milwaukee 2447-20 M12 3/8" Crown Stapler is a compact, professional-grade cordless stapler designed for tight spaces and reduced hand fatigue. It offers excellent battery efficiency and a 5-year warranty but requires separate battery purchase. It is ideal for professionals and DIY users in the M12 ecosystem needing portability and reliability.

The Alloyman 18-Gauge 2-in-1 Cordless Brad Nailer/Electric Stapler is a battery-powered tool designed for DIY home improvement and woodworking tasks. It features a 20V lithium-ion battery with high shot capacity and includes a complete starter kit with fasteners. While it offers good value and portability, it lacks the durability data and professional backing of premium brands.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 3,000 shotsbest | |
| ↓ lower better | 3 lbsbest | — |
89 staplesbest | — | |
5 yearsbest | 1 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance & Control(2) | ||
Firing Modes | Sequential and Contact | unknown |
Firing Rate (staples/min) | null staples/min | unknown staples/min |
Power & Battery(3) | ||
Battery Included | false | true |
Charging Time (hours) | null hours | unknown hours |
Battery Type | Milwaukee M12 | Lithium-ion |
Build & Ergonomics(1) | ||
Weight (lbs) | 3.0 lbs | unknown lbs |
Compatibility & Capacity(4) | ||
Staple Length Range | 0.25" to 0.5625" | 5/8" to 1" |
Magazine Capacity (staples) | 89 staples | unknown staples |
Staple Crown Width | 3/8" | 1/4" or 3/8" |
Staple Gauge | 20 Gauge | 18 gauge |
Safety & Usability(1) | ||
Safety Mechanism | Dry fire lockout | Safety nose pin |
Accessories & Value(3) | ||
Included Fasteners | false | true |
Included Charger | false | true |
Warranty (years) | 5 years | 1 years |


Professional reviewers and editors emphasize the Milwaukee 2447-20 as an effective upgrade from manual staplers, praising its compact design for tight access, significant fatigue reduction, and impressive runtime of up to 1500 staples on a 1.5Ah battery.
Search results lack direct user reviews or complaints; however, spec sheets and demos imply general praise for portability and ease of use over manual tools, with no recurring consumer complaints noted in the available data.

“impressive for flexibility without compressors”




Professional reviewers and YouTube content creators highlight the tool's cordless convenience, lightweight construction, and dual-mode versatility as key strengths for DIY and woodworking tasks.
Everyday users and consumers emphasize the convenience of cordless operation and the completeness of the starter kit. Common praise focuses on the extended battery life and the freedom from managing hoses.