Best Dewalt 4 1/2 Angle Grinder in 2025
Updated on August 2025
#1
Recommended
37% Off
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- Brushless motor eliminates the need for brush replacements.
- Grinder's brake halts the wheel within two seconds on average.
- Kickback Brake activates during pinch, stall, or bind-up situations to stop the wheel and minimize grinder movement.
- E-Switch Protection prevents accidental restarts after power loss, requiring the switch to be cycled to reactivate.
- Two-stage trigger design requires two separate actions to initiate tool operation.
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- Brushless motor eliminates the need for brush replacements.
- Grinder's brake halts the wheel within two seconds on average.
- Kickback Brake activates during pinch, stall, or bind-up situations to stop the wheel and minimize grinder movement.
- E-Switch Protection prevents accidental restarts after power loss, requiring the switch to be cycled to reactivate.
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#2
Value for Money
16% Off
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- 11 Amp AC/DC motor with 11,000 RPM for optimal power-to-weight ratio
- Dust Ejection System enhances durability by removing harmful particles
- Oversized brushes extend brush life to twice that of previous models
- Tool-free Quick-Change Wheel Release simplifies wheel changes
- Compact gripping surface offers superior comfort in its class
- Auto-off brushes prevent tool damage by shutting down when replacement is needed
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- 11 Amp AC/DC motor with 11,000 RPM for optimal power-to-weight ratio
- Dust Ejection System enhances durability by removing harmful particles
- Oversized brushes extend brush life to twice that of previous models
- Tool-free Quick-Change Wheel Release simplifies wheel changes
- Compact gripping surface offers superior comfort in its class
- Auto-off brushes prevent tool damage by shutting down when replacement is needed
#3
17% Off
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- 7 amp AC/DC motor operates at 12,000 rpm for efficient material removal and improved overload protection
- One-Touch guard enables easy adjustment without additional tools
- Tool-free wheel release for quick and easy wheel changes
- Removable side handle can be positioned for enhanced comfort and control during use
- Ergonomic design allows for comfortable extended operation
- 5/8-inch 11 spindle thread accommodates various 4-1/2 inch accessories
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- 7 amp AC/DC motor operates at 12,000 rpm for efficient material removal and improved overload protection
- One-Touch guard enables easy adjustment without additional tools
- Tool-free wheel release for quick and easy wheel changes
- Removable side handle can be positioned for enhanced comfort and control during use
- Ergonomic design allows for comfortable extended operation
- 5/8-inch 11 spindle thread accommodates various 4-1/2 inch accessories
#4
24% Off
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- 11 Amp AC/DC motor delivers 11,000 RPM for efficient material removal and enhanced overload protection
- Dust Ejection System enhances durability by expelling damaging dust and debris from the air intake
- Tool-free Quick-Change Wheel release facilitates easy wheel replacement without a wrench
- One-Touch Guard enables 360-degree guard rotation with a single motion
- Compatible wheel flanges accommodate standard accessories
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- 11 Amp AC/DC motor delivers 11,000 RPM for efficient material removal and enhanced overload protection
- Dust Ejection System enhances durability by expelling damaging dust and debris from the air intake
- Tool-free Quick-Change Wheel release facilitates easy wheel replacement without a wrench
- One-Touch Guard enables 360-degree guard rotation with a single motion
- Compatible wheel flanges accommodate standard accessories
#5
17% Off
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- Dust Ejection System enhances durability by removing harmful dust and debris from air intake vents
- Dust ejection technology protects the tool from damaging particles
- Safety trigger switch without a lock
- E-clutch engages to shut down the motor when a pinch or stall is detected
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- Dust Ejection System enhances durability by removing harmful dust and debris from air intake vents
- Dust ejection technology protects the tool from damaging particles
- Safety trigger switch without a lock
- E-clutch engages to shut down the motor when a pinch or stall is detected
#6
20% Off
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- 9 amp motor with 12,000 rpm for efficient material removal
- High-efficiency design reduces operating temperatures
- One-Touch guard allows 360-degree rotation
- Ergonomic body design improves comfort during use
- Tool-free wheel removal with Quick-Change release
- Compatible with a range of 4-1/2-inch accessories
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- 9 amp motor with 12,000 rpm for efficient material removal
- High-efficiency design reduces operating temperatures
- One-Touch guard allows 360-degree rotation
- Ergonomic body design improves comfort during use
- Tool-free wheel removal with Quick-Change release
- Compatible with a range of 4-1/2-inch accessories
#7
Free Shipping
- Delivers up to 54% more power when used with FLEXVOLT batteries.
- Kickback Brake quickly stops the wheel and turns off the grinder during bind-ups.
- E-CLUTCH shuts down the motor within a tenth of a second upon detecting a pinch or stall.
- Compatible with all DEWALT 20V MAX and FLEXVOLT batteries.
- E-Switch Protection requires trigger cycling after power outages or unexpected shutdowns.
- Designed for compatibility with Tool Connect Chip for efficient asset management.
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- Delivers up to 54% more power when used with FLEXVOLT batteries.
- Kickback Brake quickly stops the wheel and turns off the grinder during bind-ups.
- E-CLUTCH shuts down the motor within a tenth of a second upon detecting a pinch or stall.
- Compatible with all DEWALT 20V MAX and FLEXVOLT batteries.
- E-Switch Protection requires trigger cycling after power outages or unexpected shutdowns.
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#8
16% Off
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- Brushless motor eliminates the need for brush maintenance.
- The brake system halts the wheel in under 2 seconds.
- Kickback Brake automatically activates during pinch, stall, or bind-up situations, applying maximum braking force to stop the wheel and shut off the grinder.
- Power Loss Reset feature safeguards against unintended restarts after power outages while the tool is still switched on.
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- Brushless motor eliminates the need for brush maintenance.
- The brake system halts the wheel in under 2 seconds.
- Kickback Brake automatically activates during pinch, stall, or bind-up situations, applying maximum braking force to stop the wheel and shut off the grinder.
- Power Loss Reset feature safeguards against unintended restarts after power outages while the tool is still switched on.
#9
10% Off
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- 7.5 amp AC/DC motor with 12,000 rpm for effective material removal and overload protection.
- One-Touch Guard allows for easy adjustment without buttons or levers.
- Hex wrench included for convenience, replacing the need for a spanner wrench.
- Low-profile gear case design enhances durability and fits tight spaces.
- Tool-free Quick-Change wheel release for easy wheel changes.
- Ergonomic slim design offers comfort during extended use.
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- 7.5 amp AC/DC motor with 12,000 rpm for effective material removal and overload protection.
- One-Touch Guard allows for easy adjustment without buttons or levers.
- Hex wrench included for convenience, replacing the need for a spanner wrench.
- Low-profile gear case design enhances durability and fits tight spaces.
- Tool-free Quick-Change wheel release for easy wheel changes.
- Ergonomic slim design offers comfort during extended use.
#10
31% Off
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- Up to 56 cuts per charge on 1/2" rebar
- Features anti-rotation technology with a kickback brake and E-Clutch for enhanced safety
- Brushless motor provides powerful performance with 850 MWO and runs at 9,000 RPM
- Weighs only 3.55 lbs (bare tool) for reduced user fatigue
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- Up to 56 cuts per charge on 1/2" rebar
- Features anti-rotation technology with a kickback brake and E-Clutch for enhanced safety
- Brushless motor provides powerful performance with 850 MWO and runs at 9,000 RPM
- Weighs only 3.55 lbs (bare tool) for reduced user fatigue
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