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DEWALT 20V MAX Cordless 4 1/2 Inch Slide-Switch Power Angle Grinder, Bare Tool Only (DCG407B)

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Availability: In Stock.
Fulfilled by Amazon

Arrives Wednesday, Apr 22
Order within 13 hours and 5 minutes
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Style: 20V MAX BL 4.5IN Grinder


Features

  • Run Time - Up to 56 cuts of 1/2" rebar**
  • Perform & Protect - This grinder is equipped with ANTI-ROTATION features including a Kickback Brake and E-Clutch.
  • Powerful Performance - Take on tough jobs with a brushless motor engineered to deliver up to 850 MWO and up to 9,000 RPM (no load).
  • Ergonomic & Lightweight - This grinder is light weight, 3.55 LBs (Bare Tool) to help prevent fatigue.

Description

Complete grinding applications with the 20V MAX Brushless Cordless 4.5 in. Slide-Switch Grinder that maintains constant speed under load. Equipped with overload protection and an efficient brushless motor, this cordless tool accommodates 4 in. - 5 in. wheels and includes both Type A and Type B guards to help provide 62841 Compliance. Designed for versatility and durability, this grinder features mesh screens that help prevent debris that can cause damage from entering internal components. Offering slide-switch operation for continual use, the 20V MAX Brushless Cordless 4.5 in. Slide-Switch Grinder is ideal for tough days on the job (battery and charger are sold separately).||Complete grinding applications with the 20V MAX Brushless Cordless 4.5 in. Slide-Switch Grinder that maintains constant speed under load. Equipped with overload protection and an efficient brushless motor, this cordless tool accommodates 4 in. - 5 in. wheels and includes both Type A and Type B guards to help provide 62841 Compliance. Designed for versatility and durability, this grinder features mesh screens that help prevent debris that can cause damage from entering internal components. Offering slide-switch operation for continual use, the 20V MAX Brushless Cordless 4.5 in. Slide- Switch Grinder is ideal for tough days on the job (battery and charger are sold separately).

Brand: DEWALT


Material: Blend, Metal


Product Dimensions: 13"L x 6.75"W x 5.56"H


Style: 20V MAX BL 4.5IN Grinder


Power Source: Battery Powered


Power Source: Battery Powered


Voltage: 20 Volts


Maximum Rotational Speed: 9000 RPM


Horsepower: 850 Watts


Item Dimensions L x W x H: 13"L x 6.75"W x 5.56"H


Item Weight: 4.87 Pounds


Style Name: 20V MAX BL 4.5IN Grinder


Color: Black, Yellow


Material Type: Blend, Metal


Brand Name: DEWALT


Model Number: DCG407B


Manufacturer: DEWALT


UPC: 885911979153


Item Type Name: Angle Grinder


Included Components: (10) DCG407 4 1/2 IN. Grinder; (10) Side Handle; (10) Clip-On Guard; (10) Inner & Outer Flange; (10) Hex Wrench


Unit Count: 1.0 Count


Manufacturer Warranty Description: Manufacturer Warranty


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Apr 22

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Great product
Style: 20V MAX BL 4.5IN Grinder
Works perfectly
Reviewed in the United States on October 23, 2025 by Amazon Customer

  • Happy with the purchase and would recommend.
Style: 20V MAX BL 4.5IN Grinder
Grinder worked great, no issues and I like how you can lock on the power button without having to press a handle like my other grinder.
Reviewed in the United States on June 9, 2025 by Getchguy

  • Lightweight and Powerful
Style: 20V MAX BL 4.5IN Grinder
The cordless device can be carried in a backpack for truly mobile operation.
Reviewed in the United States on August 21, 2025 by David Chen

  • Good
Style: 20V MAX BL 4.5IN Grinder
Good
Reviewed in the United States on August 11, 2025 by Joy H

  • DeWalt TOUGH!
Style: 20V MAX BL 4.5IN Grinder
100% as I expected!
Reviewed in the United States on November 6, 2025 by Marc

  • Muy buena herramienta
Style: 20V MAX BL 4.5IN Grinder
Excelente herramienta, fuerte y confiable
Reviewed in the United States on August 21, 2025 by Alvaro

  • Quality control issues
Style: 20V MAX BL 4.5IN Grinder
I’m a loyal DEWALT brand kinda guy. Never had a problem until this grinder. Right out of the box the bearings were bad. Quality control just missed this one. It happens.
Reviewed in the United States on July 13, 2025 by Browser

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