VERIFIED · 2026 canonical · www.jaspecs.com

DEWALT® 4-1/2-in. (115mm) Small Angle Grinder

Model number
DWE402

The DWE402 is a corded 4.5-in. angle grinder with an 11 Amp AC/DC motor delivering 11,000 RPM for fast material removal. It features a grounded paddle switch for operator safety. The compact design suits grinding, cutting, and surface preparation on metal and masonry. It is plug-in powered with no battery required, making it well suited for continuous heavy use. The DWE402 carries DEWALT's 3-year limited tool warranty.

identifiers stable · addressable
Model no.
DWE402
Brand
DEWALT
Category
Angle Grinder
Canonical URL
/dewalt/angle-grinder/dwe402-dewalt-4-12-115mm-small-angle-grinder/
Official page dewalt.com →
20 spec rows · each row is anchorable

§ Specifications

#specifications
Product Type
Angle Grinder
Voltage (V)
120
Cordless / Corded
Corded
Power Source
Electric
Motor Type
Brushed
Tool Only
No
Batteries Included
0
Charger Included
No
Piece Count
1
Height (in.)
4.88
Length (in.)
15.25
Weight (lbs)
6.35
Width (in.)
6.13
Country of Origin
India
Barcode (UPC)
885911355810
Amps
11
Disc Diameter In
4.5
No-Load Speed (RPM)
11,000
Switch Type
Paddle
Warranty
3-year limited (tool)

§ What's Included

01 (1) DWE402 4-1/2-in. Small Angle Grinder

§ Warranty

3-year limited (tool)

§ FAQ

How many amps does the DWE402 draw?

The DWE402 uses an 11 Amp AC/DC motor, which is more powerful than the 9 Amp motor in the DWE4120.

Is the DWE402 suitable for continuous heavy use?

Yes. As a corded grinder, the DWE402 has no battery runtime limits. Reviewers confirm it handles continuous heavy grinding and cutting without issues, with over 2 years of service reported by some.

What is the no-load speed of the DWE402?

The DWE402 runs at 11,000 RPM no-load speed.

Does the DWE402 come with a grinding disc?

The standard DWE402 (bare tool) does not include a disc. The DWE402W variant includes a grinding wheel. A wheel wrench and guard are included.

Is the DWE402 made in USA?

The current DWE402 is manufactured in India. Some reviewers note earlier production runs were USA-made but report no difference in quality or performance.

What types of work is the DWE402 best suited for?

The DWE402 is well suited for cutting rebar, grinding welds, removing mortar joints, surface preparation, and buffing. Reviewers use it in fabrication shops and for heavy construction tasks.