MILWAUKEE M18 FUEL 4-1/2" / 6" Braking Grinder with Paddle Switch – Cordless, 13A Power, RAPIDSTOP Brake (Model 3670-20) (Bare Tool)
Product details
| Management number | 237857748 | Release Date | 2026/07/11 | List Price | US$124.24 | Model Number | 237857748 | ||
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The MILWAUKEE M18 FUEL™ 4-1/2" / 6" Braking Grinder with Paddle Switch (No Lock) sets a new benchmark in cordless grinding performance. Delivering the power of a 13A corded grinder, it offers the fastest cutting speeds and up to 135 cuts per charge—all powered by the M18™ cordless platform. Equipped with a high-performance POWERSTATE™ Brushless Motor, this grinder delivers a consistent 9,000 RPM for rapid material removal and increased productivity. The REDLINK PLUS™ Intelligence System ensures optimal performance, advanced overload protection, and seamless communication between tool and battery. The RAPIDSTOP™ Brake halts most wheels in under 2 seconds, enhancing safety during operation. Additional features include an electronic clutch for kickback protection, anti-vibration side handle, and a streamlined grip for superior control and comfort. When paired with the M18™ REDLITHIUM™ FORGE™ XC8.0 Battery Pack (not included), users get HD12.0-level power in a more compact form with extended battery life. Whether you're tackling heavy-duty grinding or precision cutting, this tool redefines what cordless grinders can achieve.
- 13A Corded Power: Delivers unmatched cordless performance for tough applications
- POWERSTATE™ Brushless Motor: Maintains 9,000 RPM for faster material removal
- RAPIDSTOP™ Brake: Stops most wheels in under 2 seconds for enhanced safety
- REDLINK PLUS™ Intelligence: Advanced electronics for performance, protection, and compatibility
- Electronic Clutch: Provides kickback protection
- Overload Protection: Extends motor life
- Anti-Vibration Side Handle: Reduces user fatigue during extended use
- Streamlined Grip: Improves control and comfort
- Paddle Switch (No Lock): Enhances ease of use in multiple positions
- 5/8"-11 Spindle: Compatible with standard grinding accessories
- Battery Compatibility: Works with all M18™ batteries
- Includes: Grinder, spanner wrench, Type 27 guard, Type 1 guard, side handle
| Brand | Milwaukee |
|---|---|
| Power grinder type | Power Angle |
| Power type | Battery |
| Disc size | 4.5 in |
| Amps | 13 Amps |
| Volts | 18 V |
| Battery capacity | 18 V |
| Maximum speed | 9000 rpm |
| Is variable speed | Y |
| Features | Brushless Motor |
| Product line | FUEL |
| Rec. use | Polishing |
| Manufacturer | Milwaukee |
| Charger included | N |
| Batteries incl | Y |
| Number of batteries | 1 |
| Model | 3670-20 |
| Weight | 5.3 lb |
| Accessories | Grinder, spanner wrench, Type 27 guard, Type 1 guard, side handle |
| Has nrtl listing certification | N |
| Color | Red |
| Color category | Multicolor |
| Net content statement | 6.98 lb |
| Assembled product height | 4.5 in |
| Watts | 156 W |
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Milwaukee Grinders
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