Milwaukee
M18 FUEL Gen 3 184 mm Circular Saw — 66 mm Cut Depth, 5,800 RPM
Part No: M18FCS66G30 | Barcode: 4892210235879
Milwaukee’s M18FCS66G30 is an 18V FUEL Gen 3 circular saw with a 184 mm blade, 66 mm cut depth at 90°, and next-generation POWERSTATE motor running at 5,800 RPM. The 56° bevel capacity and built-in rafter hook make it the premium choice for site carpenters and framers on the M18 platform.
184 mm Blade
66 mm Cut Depth
5,800 RPM
56° Bevel
Rafter Hook
Electric Brake
18V M18 Platform
Suitable For
Timber Framing
Hardwood
Plywood
LVL Beams
Decking
Sheet Goods
Key Features & Benefits
- 66 mm Cut Depth at 90° — handles 90 × 45 mm framing timber in a single pass and cuts through 50 mm decking and LVL beams with room to spare.
- Next-Gen POWERSTATE Motor at 5,800 RPM — 175% more copper and higher-grade magnets deliver corded cutting speed and maintain RPM under load.
- 56° Bevel Capacity — goes beyond 45° for compound mitre work on rafters, hip beams, and complex roof framing.
- Up to 750 Cuts Per Charge — cuts 90 × 45 mm pine studs on a single 12.0 Ah HIGH OUTPUT battery, enough for a full day of framing.
- Electric Brake — stops the blade quickly after releasing the trigger for safety and faster workflow between cuts.
- Built-In Rafter Hook — hang the saw from a rafter or beam between cuts, keeping the blade off the work surface and your hands free.
When to Use This Circular Saw
The M18FCS66G30 is Milwaukee’s largest single-battery circular saw, built for framers and carpenters who cut 90 × 45 mm and larger timber all day. The 66 mm cut depth surpasses the 57 mm of 165 mm saws, handling thicker stock in a single pass. The 56° bevel goes beyond the standard 50° for complex roof framing. For standard 165 mm work on lighter materials, the M18FCS552-0 is more compact and lighter. For the heaviest framing tasks, consider the M18FCSRH66 rear-handle model.
Authorised Australian Dealer — This product is sourced directly from Milwaukee Tool Australia and is backed by full Australian manufacturer warranty and local support.
Product Specifications
| Specification | Value |
|---|---|
| Voltage | 18V |
| Blade Diameter | 184 mm |
| Arbor Size | 30 mm |
| Max Cut Depth at 90° | 66 mm |
| Max Cut Depth at 45° | 47 mm |
| Bevel Range | 0–56° |
| No-Load Speed | 5,800 RPM |
| Motor | POWERSTATE Brushless (Gen 3) |
| Battery Platform | M18 REDLITHIUM HIGH OUTPUT |
| Warranty | 5 Years |







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