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Dewalt DCG415B 20V MAX XR Brushless Angle Grinder - 4-1/2-5 in.

Name: Dewalt DCG415B 20V MAX XR Brushless Angle Grinder - 4-1/2-5 in.
Brand: DEWALT
SKU: B097GGX6GX
Price: 159.99 USD
Availability: InStock

Posted Jul 5, 2026Updated Jul 21, 2026

$159.99$199.00

20% OFFYou save $39.01

Check Current Price on Woot

In Stock

Is this a good deal?

POWER DETECT tools mazimize your performance with high-capacity XR batteries
Up to 40% more power**
Kickback Brake engages to quickly stop the wheel and shut off the grinder when a pinch, stall, or bind-up occurs
E-CLUTCH activates in less than a tenth of a second when a pinch or stall is detected, shutting down the motor
E-Switch Protection requires the trigger to be cycled (turned off and then on) in the event of a power outage or other unexpected shutdown to restart the tool

Great Deal

Save 20% on this brushless grinder with POWER DETECT and advanced safety features. Ideal for pros who need consistent power and protection from kickback.

What we like

Up to 40% more power with high-capacity batteries
Kickback Brake stops wheel quickly on bind-up
E-Clutch shuts motor in under 0.1 second
Brushless motor for longer runtime and durability

Watch out for

Battery and charger sold separately
Trigger switch, no paddle option

Tip: Pair with a high-capacity XR battery like DCB210 for maximum output.

Our Take

Best for: Tradespeople and DIYers with Dewalt 20V batteries

The Dewalt DCG415B is a standout cordless grinder built for serious work. Its brushless motor with POWER DETECT technology delivers up to 40% more power when used with high-capacity XR batteries, making it feel as strong as a corded model. At 1350 max watts out and 9000 RPM, it handles cutting and grinding with ease. Safety is a major focus here: Kickback Brake stops the wheel instantly during a pinch, and E-Clutch shuts the motor within milliseconds. E-Switch Protection prevents accidental restarts after power loss. These features make it a confident choice for heavy use. The tradeoff is that it's a bare tool, so you need existing Dewalt 20V batteries. 99 (20% off list), it's a solid investment for anyone in the system.

Price Analysis

At $159.99, this is a 20% discount off the $199 list price. It's a competitive price for a premium bare-tool grinder with advanced safety tech, typically selling around $150-170. This deal is a good time to buy if you're already on Dewalt's 20V platform.