• Durable and corrosion-resistant brass wire brushes. • Easy to assemble and disassemble on the drill bit. • Ideal for sanding metal, polishing wood, removing rust, and cleaning kitchen utensils. • High-quality material: carbon steel wire plated with copper. • Three times longer lifespan than regular brushes. • Flexible 9-piece set for various tasks. • Multipurpose design for different objects and surfaces. • Excellent polishing and stain removal results. • Supports high speeds of up to 4,500 RPM. • Sturdy 6 mm shaft to prevent breakage.