The DCG420B is DEWALT's ATOMIC™ 20V MAX* brushless die grinder delivering up to 445 MWO for pneumatic-like power in untethered cordless form. The ANTI-ROTATION System detects pinch, stall, or bind-up events and stops the wheel to reduce reactionary torque. An ergonomic inline body is designed for ultra-tight-space access. Battery and charger sold separately.
What collet size does the DCG420B use?
The DCG420B uses a 1/4-in. collet, compatible with the full range of standard die grinder accessories including carbide burrs, mounted points, and abrasive wheels.
Does the DCG420B include a battery and charger?
No. The DCG420B is a tool-only model. It is compatible with all DEWALT 20V MAX* and ATOMIC 20V MAX batteries, which must be purchased separately.
What safety features does the DCG420B have?
The DCG420B includes DEWALT's ANTI-ROTATION System, which senses pinch, stall, or bind-up events and stops the wheel quickly to reduce reactionary torque and improve operator control.
How does the DCG420B compare to pneumatic die grinders?
DEWALT rates the DCG420B at up to 445 MWO, which the company compares to 0.5 HP rated pneumatic die grinders. It offers the advantage of cordless portability without an air compressor or hose.
Is the DCG420B compatible with standard 20V MAX* batteries?
Yes. The DCG420B works with all DEWALT 20V MAX* batteries. The ATOMIC 20V MAX compact batteries such as the DCBP034 are optimized for tight-space access alongside this tool.
# DEWALT® ATOMIC™ 20V MAX* Brushless Die Grinder (Tool Only) **Model:** `DCG420B` **Brand:** DEWALT **Category:** Angle Grinder > The DCG420B is DEWALT's ATOMIC™ 20V MAX* brushless die grinder delivering up to 445 MWO for pneumatic-like power in untethered cordless form. The ANTI-ROTATION System detects pinch, stall, or bind-up events and stops the wheel to reduce reactionary torque. An ergonomic inline body is designed for ultra-tight-space access. Battery and charger sold separately. ## Specifications | Attribute | Value | |---|---| | Product Type | Die Grinder | | Cordless / Corded | Cordless | | Battery Platform | 20V MAX* ATOMIC | | Voltage (V) | 20 | | Power Source | Battery | | Motor Type | Brushless | | Tool Only | Yes | | Batteries Included | 0 | | Charger Included | No | | Collet Size In | 0.25 | | Piece Count | 1 | | Height (in.) | 3.5 | | Length (in.) | 12.4 | | Weight (lbs) | 3 | | Width (in.) | 4.13 | | Country of Origin | China | | Barcode (UPC) | 885911969994 | | Warranty | 3-year limited | ## What's Included - (1) DCG420B ATOMIC™ 20V MAX* Die Grinder - (1) 1/4-in. Collet - (1) Wrench Source: https://www.jaspecs.com/dewalt/angle-grinder/dcg420b-dewalt-20v-max-atomic-die-grinder-tool-only/