Milwaukee
Milwaukee Tool M18 FUEL 4-1/2" / 5" Braking Grinder Slide Switch, Lock-On
- SKU:
- MLW2881-20
- Availability:
- Usually Ships Same Day
- Weight:
- 5.25 LBS
Description

DUTY®
M18 FUEL 4-1/2" / 5"
Braking Grinder
Cordless grinding with a lock-on slide switch, brushless power and a brake that helps shorten accessory coast-down.
Product Overview
This M18 FUEL grinder pairs brushless cutting power with a slide switch that locks on. Its brake helps reduce accessory coast-down.
The tool-only model uses your M18 battery and charger. Fit a suitable wheel and guard for the task.
- Slide switchLock-on design supports sustained use.
- RAPIDSTOP brakeHelps reduce accessory coast-down time.
- Electronic clutchHelps protect against kickback.
- Tool-free guardReposition the guard without extra tools.
Technical Specifications
- Platform
- M18
- Wheel sizes
- 4-1/2 to 5 in
- Switch
- Slide, lock-on
- Spindle
- 5/8 in-11
- Rated speed
- 8,500 rpm
- Motor
- POWERSTATE brushless
Choose the Correct Fit
Match wheel diameter, mounting and speed rating to the tool. Use the guard intended for the wheel type and the operation being performed.
Use the supplied Type 1 clip-on guard with Type 1 wheels. Check working clearance with the guard and side handle installed.
Installation & Care
Remove the battery before changing accessories or guards. Inspect the wheel and flange seating before reconnecting the battery.
Keep vents clear and use both hands. Switch off and wait for complete accessory stop before setting the tool down or changing position.
Small Details. Big Jobsite Energy.
Get set. Stay focused. Make your next move count.
THE NEXT JOB.
Ask Willy:
Need help pairing this grinder with your application? Share model 2881-20, your material and the operation you plan to perform.
Important Product Questions
Does this include a battery and charger?
No. Model 2881-20 is tool-only. Use a compatible M18 battery and charger, supplied separately.
Does this model have a paddle switch?
No. Model 2881-20 has a slide switch with lock-on. Check the switch configuration when selecting a grinder.
Can a cut-off wheel be used for side grinding?
No. Side loading a cut-off wheel can cause it to shatter. Use a suitable grinding wheel and the correct guard instead.