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The Dewalt 20-Volt Max Lithium-Ion 4-1/2 in. Cut Off Tool (model DCG412B, tool-only) is ideal for a wide range of construction, maintenance, repair, and automotive applications. This versatile tool is designed for electricians, mechanical contractors, ironworkers, and automotive mechanics tasked with cutting, grinding, and finishing metallic materials. It delivers 8000 RPM for fast cutting and grinding applications and features a quick-change wheel release that enables wrench-free wheel changes. Additionally, the device offers a tool-free adjustable guard that allows safe and quick repositioning of the guard without the need for a tool or key. A 2-position side handle offers increased control and comfort.


  • 8000 RPM motor provides significant power for cutting and grinding applications
  • Quick-change wheel release allows for tool-free wheel changes without the need for a wrench
  • Tool-free guard allows for quick, easy guard adjustments/positioning
  • Includes 5 in. x 1/4 in. T27 metal grinding wheel
  • Ideal for electricians, mechanical contractors, ironworkers, and automotive mechanics
  • Batteries and chargers sold separately works with these batteries (DCB200, DCB201) and chargers (DCB101, DCB119, DCB103)
  • Backed by a 3-year limited warranty, 1-year free service contract, and 90-day money-back guarantee
  • DCB204 has no memory and virtually no self-discharge for maximum productivity and less downtime
  • DCB204 compatible with 20-Volt MAX lithium-ion chargers (sold separately)
  • DCB204 also available in 2-pack (model DCB204-2)


  • Brand: Dewalt
  • Dimensions: 15.35 x 15.35 x 4.75 Inches
  • Weight: 5.52 Pounds
  • Cordless/ Corded: Cordless
  • Battery Power Type: Lithium-Ion
  • Wheel Diameter: 4.5 in
  • Cordless Tool Type: Angle Grinder
  • Electronic Speed Control: No
  • Voltage: 20V
  • Arbor Size: 0.625
  • Grinder Switch Type: Trigger
  • Maximum Speed: 9000 RPM
  • Charger Included: No
  • Certifications and Listings: CSA ListedCharger Included: Yes