
MAX SuperRoofer CN445R3
Score: 90/100
DeWalt 20V MAX Brushless Cordless Roofing Nailer
Score: 82/100Rankings

The MAX USA CORP SuperRoofer CN445R3 is a lightweight pneumatic 15° coil roofing nailer designed for driving wire-collated nails up to 1-3/4" with a full round head driver. It features rapid-fire actuation, tool-free depth adjustment, and an 8x more tar-resistant nose compared to conventional tools, making it ideal for high-volume professional roofing and siding applications. The tool is frequently cited as a direct upgrade to the CN445R2, with added benefits like the swivel fitting for better hose management.

The DeWalt DCN45RN is a cordless 15-degree coil roofing nailer designed for portability and quick setup on small jobs. Its tool-free adjustments and brushless motor are key strengths, though the nail door clip mechanism has been criticized for being sluggish. It is best suited for roofing professionals needing portability for service repairs or touch-ups.
| Attribute | ![]() | ![]() |
|---|---|---|
1.75 inchesbest | 1.75 inchesbest | |
120 nailsbest | 120 nailsbest | |
120 PSIbest | — | |
| ↓ lower better | 5.6 lbsbest | 6.7 lbs |
180 nails/minbest | 180 nails/minbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Performance(1) | ||
Power Source | Pneumatic | Battery |
Ergonomics & Build(2) | ||
Weight (lbs) | 5.6 lbs | 6.7 lbs |
Housing Material | Aluminum | Plastic/Aluminum |
Controls & Adjustments(1) | ||
Actuation Mode | Contact | Bump |
Nail Compatibility & Magazine(3) | ||
Nail Gauge | 0.120 | 15 Degree |
Collation Type | Coil | 15 Degree Wire |
Nail Type | Coil | 15 Degree Wire Collated |

Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors consistently praise the CN445R3 as a top-tier roofing nailer, highlighting its lightweight design that outperforms heavier cordless rivals. Experts emphasize its extreme driving power, consistent accuracy, and superior tar resistance, which blocks buildup significantly longer than competitors.
Everyday users and professionals infer high satisfaction based on product demos and pages, noting reliability for daily roofing and siding work. Common praise centers on ease of cleaning and efficient rapid-fire performance.



Professional reviewers praise the DeWalt DCN45RN as a practical cordless upgrade for small jobs and service repairs, highlighting its strong firing rate and tool-free adjustments, but criticize the metal nail door clip for being sticky.
Feedback is limited to pro-oriented sources, with common praise inferred for cordless convenience and efficient bump mode usage.