The DEWALT DW4930 is a high-performance knotted wire wheel brush engineered for demanding surface preparation tasks. Designed for use with angle grinders, this 4-inch brush features .020-inch high-tensile carbon steel wire twisted into a full cable configuration, delivering aggressive brushing action ideal for removing rust, paint, weld spatter, and heavy encrustations. Whether you're prepping metal for welding or cleaning industrial surfaces, the DW4930 offers consistent, reliable results with enhanced safety and control.

Key Features:

• Full Cable Twist Knotted Wire Design
  Provides maximum aggression for heavy-duty cleaning, weld spatter removal, and surface conditioning

• High-Tensile, Heat-Treated Carbon Steel Wire
  The .020-inch wire is engineered for long-lasting durability and effective material removal on steel and other metals

• Internal Holding Plate Construction
  Ensures even balance, reduces knot movement, and improves operator control and brush life, even at high speeds

• Threaded Arbor Mount
  Features a 5/8"-11 arbor hole, compatible with most angle grinders for quick and secure installation

• High-Speed Rated
  Supports up to 20,000 RPM, making it suitable for high-speed grinding and brushing applications

• Trim Length: 7/8 inch – optimized for extended use and consistent surface contact

Specifications:

• Brush Diameter: 4 inches
• Face Width: 1/4 inch
• Wire Diameter: 0.020 inches
• Wire Type: Knotted – Full Cable Twist
• Material: Carbon Steel
• Arbor Size: 5/8"-11
• Trim Length: 7/8 inch
• Max RPM: 20,000
• UPC: 028874049307
• Weight: Approx. 9 oz
• Packaging: Carded

Applications:

Ideal for:

• Weld cleaning and spatter removal
• Rust and paint removal from steel surfaces
• Deburring and edge blending
• Surface preparation for coatings and adhesives
• Heavy-duty industrial cleaning