
Berserker Rotary Hammer Drill
Score: 88/100
X psblty Rotary Hammer Drill
Score: 92/100Rankings

The Milwaukee M18 FUEL 1" SDS Plus Rotary Hammer is a professional-grade cordless tool featuring a powerful brushless motor and advanced safety features like AUTOSTOP. Its main trade-off is the heavier weight, which may cause fatigue during extended overhead work. It is best suited for professional contractors requiring high performance and safety in demanding jobsite applications.

The Berserker 1-9/16" SDS-Max Heavy Duty Rotary Hammer Drill (model 42M) is a 1600W corded tool designed for professional concrete, masonry, and demolition tasks. It features a 10 J impact energy, Anti-Vibration Technology, and a versatile 3-mode operation system with 6-speed control for high-performance drilling and chiseling. Best suited for professional contractors and demolition workers needing high-impact tools for heavy-duty jobs.
| Attribute | ![]() | ![]() |
|---|---|---|
10 joulesbest | 2.71 joules | |
| ↓ lower better | 7.26 kilograms | 3.08 kilogramsbest |
630 rpm | 1,330 rpmbest | |
3,800 bpm | 4,800 bpmbest | |
120 voltsbest | 18 volts | |
1,600 wattsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Impact Energy (joules) | 10 joules | 2.71 joules |
No-Load Speed (rpm) | 630 rpm | 1330 rpm |
Impact Rate (BPM) (bpm) | 3800 bpm | 4800 bpm |
Design & Handling(2) | ||
Tool Weight (kilograms) | 7.26 kilograms | 3.08 kilograms |
Chuck Type | SDS-Max | SDS-Plus |
Power & Battery(2) | ||
Voltage (volts) | 120 volts | 18 volts |
Power Source | Corded | Cordless |
Features & Controls(3) | ||
Operating Modes | 3 | 3-Mode |
Trigger Type | Variable Speed | Variable |
Safety Features | Safety Clutch | AUTOSTOP Kickback Control |
General & Warranty(2) | ||
Warranty Period | 24 Months | 3-Year Limited |
Included Accessories | Drill bits, Point chisel, Carrying case | 2x 6.0Ah Batteries, Rapid Charger, Case |


Professional reviewers and editors praise the Berserker 42M for its exceptional power and versatility, noting its performance is comparable to dedicated demolition hammers. The 1600 W motor is highlighted for its effectiveness in concrete work, while the Anti-Vibration Technology and multi-mode functionality are emphasized as key benefits for professional applications. The tool is described as having an industrial-grade build suitable for renovation and demolition tasks.
Everyday users and video testers note the ease of use and immediate destructive power for concrete and breaking tasks. Common praise focuses on the comfort provided by the ergonomic handle and the effectiveness of vibration reduction during extended use. While no specific recurring complaints are documented, the weight is frequently mentioned as a factor in handling discussions.




Milwaukee positions this tool as offering unrivaled performance within the M18 FUEL lineup, emphasizing that M18 FUEL tools are the most powerful 18V cordless tools in their class.
Search results do not contain specific user reviews, common praise, or recurring complaints from everyday consumers.