The DWE4120 is a corded 4.5-in. angle grinder with a 9 Amp motor delivering 12,000 RPM for fast material removal. Its slim design fits easily into tight spaces and the paddle switch provides operator safety. Built for grinding, cutting tile, and surface preparation tasks, it is a lightweight corded option at 5.65 lbs. The DWE4120 carries DEWALT's 3-year limited tool warranty.
What is the difference between the DWE4120 and the DWE402?
The DWE4120 has a 9 Amp motor and 12,000 RPM no-load speed with a slimmer profile, while the DWE402 has a heavier 11 Amp motor and 11,000 RPM. The DWE4120 is lighter (5.65 lbs vs. 6.35 lbs) and better suited for tight spaces.
Is the DWE4120 good for cutting tile?
Yes. Reviewers specifically note the DWE4120 works well for cutting large-format tile when fitted with a diamond blade, providing a lighter and more maneuverable option than a wet tile saw.
How fast does the DWE4120 spin?
The DWE4120 runs at 12,000 RPM no-load speed, which is the highest no-load speed among the corded DEWALT 4.5-in. grinders in this lineup.
Is the DWE4120 durable for professional use?
Reviewers report using DWE4120 units for years with no failure, including welding shops where the grinder is used daily. One reviewer describes having multiple units and calling them "bulletproof."
Is the DWE4120 made in the USA?
Current production is made in India. Some longtime buyers note earlier runs were USA-made and report no observable quality difference.
Does the DWE4120 vibrate significantly?
Reviewers report smooth, low-vibration operation. One reviewer specifically notes "there is no vibration that I have noticed while using this grinder."
# DEWALT® Angle Grinder Tool, 4-1/2-in., Paddle Switch **Model:** `DWE4120` **Brand:** DEWALT **Category:** Angle Grinder > The DWE4120 is a corded 4.5-in. angle grinder with a 9 Amp motor delivering 12,000 RPM for fast material removal. Its slim design fits easily into tight spaces and the paddle switch provides operator safety. Built for grinding, cutting tile, and surface preparation tasks, it is a lightweight corded option at 5.65 lbs. The DWE4120 carries DEWALT's 3-year limited tool warranty. ## Specifications | Attribute | Value | |---|---| | 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.) | 4.6 | | Length (in.) | 15.5 | | Weight (lbs) | 5.65 | | Width (in.) | 6.13 | | Country of Origin | India | | Barcode (UPC) | 885911278836 | | Amps | 9 | | Disc Diameter In | 4.5 | | No-Load Speed (RPM) | 12,000 | | Switch Type | Paddle | | Warranty | 3-year limited (tool) | ## What's Included - (1) DWE4120 4-1/2-in. Paddle Switch Angle Grinder Source: https://www.jaspecs.com/dewalt/angle-grinder/dwe4120-dewalt-angle-grinder-tool-4-12-paddle-switch/