Specialized Brush Design: Tailored for diverse applications, this set features a cup brush for large, uneven surfaces, a wire wheel for precision tasks requiring consistent stroke direction, and an end brush for tight spaces. This selection ensures comprehensive coverage for all your cleaning and refurbishing needs. Safe and Efficient Cleaning: Our nylon brushes offer a safer, more durable alternative to traditional wire brushes. Designed to minimize surface damage and bristle shedding, these brushes maintain their shape, resist corrosion, and remain cooler during operation, reducing risk on work pieces and enhancing brush longevity. Easy Drill Attachment: Equipped with a 1/4 inch hex shank, these brushes securely attach to drills, die grinders, or impact drivers, ensuring a stable, efficient operation at speeds up to 4,500 RPM. perfect both DIY enthusiasts and professional users seeking reliable tool performance. Wide-Ranging Applications: perfect gentle yet effective cleaning tasks, these brushes masterfully remove rust, strip paint, and clean grills. They are equally effective on metal, chrome, and aluminum surfaces, handling everything from auto parts and boats to grills and construction materials without sparking. Color: Red+Blue+Gray Material: Metal+nylon Package Contents: 9Pack x Nylon Filament Abrasive Brush Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.