The DCG402B is DEWALT's ATOMIC® 20V MAX* 4.5-in. brushless angle grinder, delivering up to 445 MWO and including a Lanyard Ready™ Attachment Point for elevated work. It features the ANTI-ROTATION System to detect and respond to pinch or stall events, stopping the wheel to reduce injury risk. The compact ATOMIC® form factor improves maneuverability for tight-space applications. Sold as a bare tool; compatible with all DEWALT 20V MAX* batteries. Carries DEWALT's 3-year limited tool warranty.
What disc size does the DCG402B accept?
The DCG402B accepts standard 4.5-in. (114mm) grinding and cutting wheels, which are the most widely available cordless angle grinder wheel size.
Does the DCG402B have anti-kickback protection?
Yes. The DCG402B includes DEWALT's ANTI-ROTATION System, which detects pinch, stall, or bind-up events and stops the wheel to reduce reactionary torque.
What is the Lanyard Ready™ feature on the DCG402B?
The DCG402B includes a built-in Lanyard Ready™ Attachment Point for tethering the tool when working at height. This prevents the grinder from falling if dropped. The lanyard is sold separately.
How does the DCG402B differ from the DCG400B?
The DCG402B uses a 4.5-in. disc compared to the DCG400B's 4-in. disc, and includes a Lanyard Ready™ Attachment Point and side handle. The DCG400B is slightly smaller and lighter at 4.34 lbs vs. 4.78 lbs.
Is the DCG402B battery compatible with other DEWALT tools?
Yes. The DCG402B uses any DEWALT 20V MAX* battery. The battery system is compatible with hundreds of DEWALT 20V MAX* tools.
Does the DCG402B come with a grinding wheel?
Yes. Unlike the DCG400B, the DCG402B ships with a Type 27 grinding wheel in addition to the guard, wrench, and side handle.
# DEWALT® 20V MAX* ATOMIC® 4-1/2-in. Angle Grinder (Tool Only) **Model:** `DCG402B` **Brand:** DEWALT **Category:** Angle Grinder > The DCG402B is DEWALT's ATOMIC® 20V MAX* 4.5-in. brushless angle grinder, delivering up to 445 MWO and including a Lanyard Ready™ Attachment Point for elevated work. It features the ANTI-ROTATION System to detect and respond to pinch or stall events, stopping the wheel to reduce injury risk. The compact ATOMIC® form factor improves maneuverability for tight-space applications. Sold as a bare tool; compatible with all DEWALT 20V MAX* batteries. Carries DEWALT's 3-year limited tool warranty. ## Specifications | Attribute | Value | |---|---| | Product Type | Angle Grinder | | Voltage (V) | 20 | | Cordless / Corded | Cordless | | Power Source | Battery | | Motor Type | Brushless | | Tool Only | Yes | | Batteries Included | 0 | | Charger Included | No | | Piece Count | 1 | | Height (in.) | 4.4 | | Length (in.) | 11.89 | | Weight (lbs) | 4.78 | | Width (in.) | 6.81 | | Country of Origin | China | | Barcode (UPC) | 885911969932 | | Battery Platform | 20V MAX* ATOMIC® | | Disc Diameter In | 4.5 | | Warranty | 3-year limited (tool) | ## What's Included - (1) DCG402 ATOMIC™ 20V MAX* 4-1/2 in. Angle Grinder - (1) Type B Guard with Type A Clip-on Guard - (1) Type 27 Grinding Wheel - (1) Wrench - (1) Side Handle Source: https://www.jaspecs.com/dewalt/angle-grinder/dcg402b-dewalt-20v-max-atomic-4-12-angle-grinder-tool-only/