
Milwaukee M18 Fuel Metal Cutting Circular Saw
Score: 88/100Milwaukee M12 Fuel 5-3-Inch Circular Saw
Score: 72/100Rankings

The Milwaukee M18 Fuel Metal Cutting Circular Saw is a compact, cordless brushless saw designed for fast, burr-free cuts in ferrous metals like EMT conduit and sheet metal. It features a POWERSTATE brushless motor delivering 3,900 RPM and REDLINK PLUS intelligence for durability, offering up to 370 cuts in 3/4" EMT on a single XC5.0 battery charge. The tool is optimized for electricians and HVAC technicians needing portable, high-volume cutting capabilities in tight spaces.
The Milwaukee M12 FUEL 5-3/8 Inch Circular Saw is a highly portable, cordless tool designed for professionals working in tight or overhead spaces. Its primary limitation is the reduced cutting depth and power compared to larger 18V or corded saws. It is best suited for electricians, plumbers, and trim carpenters who prioritize maneuverability over heavy-duty ripping capacity.
| Attribute | ![]() | Milwaukee M12 Fuel 5-3-Inch Circular Saw |
|---|---|---|
5.375 inchesbest | 5.375 inchesbest | |
2.25 inchesbest | 1.625 inches | |
3,900 RPMbest | 3,600 RPM | |
0 degrees | 50 degreesbest | |
18 Vbest | 12 V | |
| ↓ lower better | 4.8 lbs | 4.6 lbsbest |
0.787 inchesbest | 0.394 inches | |
5 yearsbest | — |
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| Attribute | ![]() | Milwaukee M12 Fuel 5-3-Inch Circular Saw |
|---|---|---|
Power & Motor(1) | ||
Voltage (V) | 18 V | 12 V |
Performance & Cutting(4) | ||
Cutting Depth at 90 Degrees (inches) | 2.25 inches | 1.625 inches |
No-Load Speed (RPM) | 3900 RPM | 3600 RPM |
Bevel Capacity (degrees) | 0 degrees | 50 degrees |
Arbor Size (inches) | 0.787 inches | 0.394 inches |
General & Warranty(1) | ||
Warranty Length (years) | 5 years | null years |
Design & Ergonomics(1) | ||
Weight (lbs) | 4.8 lbs | 4.6 lbs |
Features & Accessories(2) | ||
Dust Collection | false | true |
Included Blade | true | false |

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

Professional reviewers, including Pro Tool Reviews and ToolGuyd, praise the Milwaukee 2782-20 for its cordless performance that rivals corded saws. They highlight the POWERSTATE motor, REDLITHIUM battery compatibility, and REDLINK PLUS intelligence as key drivers for its industry-leading speed and runtime.
Everyday users commonly praise the tool for its exceptional battery life, clean cuts, and lightweight balance, particularly for overhead work. Recurring complaints focus on blade wear with thicker metals, occasional chip buildup, and the limitation of the bare tool format.

Official Milwaukee sources and retailer specifications praise the tool for its professional portability and power, describing it as extremely portable for smaller spaces and overhead work.
Search results provide no direct consumer reviews or feedback, such as star ratings or detailed comments.