DeWalt 20V MAX cordless brushless die grinder shown from a front three-quarter angle perspective highlighting the black 1/4-inch collet chuck head, yellow and black composite motor housing with a textured rubber overmolded grip, safety paddle switch trigger, and a rear battery mounting foot tracking an onboard LED light ring layout
Infographic layout displaying a side profile blueprint of the DeWalt 20V MAX ATOMIC series die grinder detailing key product callouts including the Perform Protect anti-rotation system, integrated variable speed trigger, onboard LED light ring, quick-action electronic brake, a tool-free spindle lock, and the lock-off paddle switch framework
DeWalt DCG420GE1 kit component breakdown chart displaying isolated product blocks including the DCG420B ATOMIC 20V MAX die grinder body, one DCBP034G compact oil-resistant XR PowerStack lithium-ion battery pack, a DCB1104 4-amp multi-voltage charger, a yellow and black fabric contractor bag, an adjustment spanner wrench, and a 1/4-inch metal collet sleeve
DeWalt cordless 20V MAX die grinder profile view from the left side showing the sleek inline handle ergonomics, structural safety paddle switch trigger arrangement, rear air filter intake vents, and a yellow composite body casing featuring embossed brand labels and performance data badges
DeWalt 20V MAX brushless cordless die grinder profile view from the right side showcasing the yellow technical safety specification decal tracking UL and CUL compliance badges, alongside details regarding the 24500 RPM maximum velocity envelope and integrated Perform Protect anti-rotation engineering features
Industrial graphic showing a tradesperson wearing protective black nitrile gloves using the DeWalt 20V MAX ATOMIC cordless die grinder fitted with a thin abrasive wheel to cut sheet metal, producing bright orange friction sparks, under a promotional text layout highlighting that the brushless motor configuration delivers up to two times the power of compact competitive tool systems
Industrial on-site application graphic highlighting an operator wearing heavy leather safety gloves using the DeWalt 20V MAX ATOMIC compact series cordless die grinder fitted with a sharp rotary burr bit to smooth down inner metal joints inside a thick structural carbon steel channel with textual references stating the tool is 45 percent smaller than 18V competitive frameworks
Close-up action view of a metal fabricator utilizing the DeWalt 20V MAX cordless die grinder to grind down scale layers on a heavy steel pipe while an integrated bright onboard LED light ring brilliantly illuminates the focal contact zone under a textual overlay highlighting the integrated Perform Protect anti-rotation safety system
Action close-up image showing the DeWalt 20V MAX cordless brushless die grinder cutting through structural metal fabrication pieces with a high-velocity 2-inch cutting wheel, generating a stream of hot sparks, paired with technical descriptive text emphasizing the integrated quick-action electronic brake safety feature designed to stop accessory rotation in under one second
DeWalt 20V MAX system compatibility infographic displaying an assortment of interchangeable lithium-ion power tool battery packs, including the 2 Ah compact battery, 5 Ah XR PowerStack, 8 Ah PowerPack, and 9 Ah multi-voltage FlexVolt battery modules under a system compatible emblem isolated on a dark gray background
DeWalt power tool battery warranty protection graphic highlighting service parameters, featuring a 3-year limited warranty, a 3-year free service plan, and a 90-day money-back guarantee layout organized inside three yellow metric blocks over a dark background
DeWalt safety features logo panel showcasing the official Perform Protect emblem stacked directly above the high-visibility yellow and red Anti-Rotation warning badge designed to identify torque monitoring protection in cordless industrial tools
DEWALT® 20V MAX* ATOMIC COMPACT SERIES™: WHERE SIZE MEETS POWER™ promotional video
DeWalt 20V MAX cordless brushless die grinder shown from a front three-quarter angle perspective highlighting the black 1/4-inch collet chuck head, yellow and black composite motor housing with a textured rubber overmolded grip, safety paddle switch trigger, and a rear battery mounting foot tracking an onboard LED light ring layout
Infographic layout displaying a side profile blueprint of the DeWalt 20V MAX ATOMIC series die grinder detailing key product callouts including the Perform Protect anti-rotation system, integrated variable speed trigger, onboard LED light ring, quick-action electronic brake, a tool-free spindle lock, and the lock-off paddle switch framework
DeWalt DCG420GE1 kit component breakdown chart displaying isolated product blocks including the DCG420B ATOMIC 20V MAX die grinder body, one DCBP034G compact oil-resistant XR PowerStack lithium-ion battery pack, a DCB1104 4-amp multi-voltage charger, a yellow and black fabric contractor bag, an adjustment spanner wrench, and a 1/4-inch metal collet sleeve
DeWalt cordless 20V MAX die grinder profile view from the left side showing the sleek inline handle ergonomics, structural safety paddle switch trigger arrangement, rear air filter intake vents, and a yellow composite body casing featuring embossed brand labels and performance data badges
DeWalt 20V MAX brushless cordless die grinder profile view from the right side showcasing the yellow technical safety specification decal tracking UL and CUL compliance badges, alongside details regarding the 24500 RPM maximum velocity envelope and integrated Perform Protect anti-rotation engineering features
Industrial graphic showing a tradesperson wearing protective black nitrile gloves using the DeWalt 20V MAX ATOMIC cordless die grinder fitted with a thin abrasive wheel to cut sheet metal, producing bright orange friction sparks, under a promotional text layout highlighting that the brushless motor configuration delivers up to two times the power of compact competitive tool systems
Industrial on-site application graphic highlighting an operator wearing heavy leather safety gloves using the DeWalt 20V MAX ATOMIC compact series cordless die grinder fitted with a sharp rotary burr bit to smooth down inner metal joints inside a thick structural carbon steel channel with textual references stating the tool is 45 percent smaller than 18V competitive frameworks
Close-up action view of a metal fabricator utilizing the DeWalt 20V MAX cordless die grinder to grind down scale layers on a heavy steel pipe while an integrated bright onboard LED light ring brilliantly illuminates the focal contact zone under a textual overlay highlighting the integrated Perform Protect anti-rotation safety system
Action close-up image showing the DeWalt 20V MAX cordless brushless die grinder cutting through structural metal fabrication pieces with a high-velocity 2-inch cutting wheel, generating a stream of hot sparks, paired with technical descriptive text emphasizing the integrated quick-action electronic brake safety feature designed to stop accessory rotation in under one second
DeWalt 20V MAX system compatibility infographic displaying an assortment of interchangeable lithium-ion power tool battery packs, including the 2 Ah compact battery, 5 Ah XR PowerStack, 8 Ah PowerPack, and 9 Ah multi-voltage FlexVolt battery modules under a system compatible emblem isolated on a dark gray background
DeWalt power tool battery warranty protection graphic highlighting service parameters, featuring a 3-year limited warranty, a 3-year free service plan, and a 90-day money-back guarantee layout organized inside three yellow metric blocks over a dark background
DeWalt safety features logo panel showcasing the official Perform Protect emblem stacked directly above the high-visibility yellow and red Anti-Rotation warning badge designed to identify torque monitoring protection in cordless industrial tools
DEWALT® 20V MAX* ATOMIC COMPACT SERIES™: WHERE SIZE MEETS POWER™ promotional video
DEWALT

DeWalt Die Grinder DCG420GE1 20V MAX Cordless Power Tool Kit (Brushless Motor 24500 RPM Variable Speed Anti Rotation Control XR PowerStack Battery)

In stock
SKU: DCG420GE1
$399.00 USD

Description

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Brushless Cordless Inline Die Grinding System with Anti Rotation and Asset Management Controls

The DeWalt DCG420GE1 ATOMIC 20V MAX Cordless Brushless Inline Die Grinder Kit is a compact, high-velocity surface finishing system engineered for industrial metal deburring, weld blending, and intricate material removal inside narrow geometric paths. Driven by an advanced brushless motor that outputs up to 445 Max Watts Out (MWO), this commercial-grade power tool tracks speeds up to 24,500 RPM to easily replace traditional air-driven tools. The technical assembly integrates an advanced electronic anti-rotation sensor framework that cuts motor power instantly if a wheel pinch or stall event is detected, reducing reactionary torque to protect the operator. This specialized configuration features a slim, ergonomic footprint that is 45% smaller than traditional 18V die grinders, comes Tool Connect Chip ready for instant asset allocation, and utilizes an electronic brake to halt accessories in under one second.

Best Used For:

  • Confined Metal Deburring: Reaming out sharp inner diameters on structural pipe lines, smoothing down internal weld beads, and flushing tight joints.
  • Cast Component Blending: Polishing heavy industrial cast iron mold seam flashings, cleaning rust scaling from brackets, and grinding slag tracks.
  • Pneumatic Tool Replacement: Upgrading high-speed grinding operations to an untethered cordless framework without compromising raw mechanical power metrics.

Key Performance & Safety Features

  • Anti Rotation Protect Engineering: Built-in safety monitoring circuitry immediately cuts motor output if a bind-up is sensed to prevent physical tool twisting.
  • Rapid Action Electronic Brake: Actively brings attached abrasive collet accessories to a complete stop within 1 second once the main trigger is let go.
  • Inline Ergonomic Form Factor: Ultra-compact geometry accesses hard-to-reach areas comfortably while delivering 19% more power than a 0.5 HP pneumatic unit.
  • Tool Connect Chip Slot: Built-in chip-ready bay allows field managers to slide in a tracking module to pass jobsite asset management data via wireless networks.
  • Single Wrench Spindle Lock: An integrated spindle lock mechanism simplifies accessory swaps by removing the need for traditional dual spanner configurations.

What's Included

  • (1) DCG420 ATOMIC 20V MAX Cordless Brushless Die Grinder
  • (1) DCBP034 20V MAX XR PowerStack 1.7 Ah Compact Battery Pack
  • (1) DCB1104 System Battery Charger
  • (1) 1/4-Inch Industrial Collet
  • (1) Adjustment Spanner Wrench
  • (1) Heavy-Duty Storage Kit Bag

Technical Specifications

Product Type Cordless Inline Die Grinder Kit
System Voltage 20V MAX
Motor Configuration Brushless Electronic
Maximum Power Output 445 MWO
Maximum Speed Rating 24,500 RPM
Collet Size Connection 1/4 in
Safety Brake Mechanism Yes (Stops under 1 second)
Anti Rotation Sensor Yes
Asset Tracking Ready Yes (Tool Connect Chip Slot)
Battery Technology Type XR PowerStack Lithium-Ion
Total Batteries Included 1 Battery (1.7 Ah capacity)
Total Packaged Weight 6.31 lbs
Total Equipment Dimensions 14.70 x 9.84 x 4.76 in

Pro-Tip: If the active anti-rotation sensor shuts down power to the tool following a sudden bit jam, remember that you must cycle the paddle trigger switch fully off and back on to reset the safety logic board. Trying to pull the trigger immediately while the bit is nested in the groove will keep the motor loop locked down for your protection.