Comprehensive Set: This package includes 8 stainless steel wire brushes attached to a 1/4 inch hex shank, suitable for use with drills and impact drivers. The set is designed to tackle a wide range of cleaning tasks with ease and efficiency. Versatile Sizes: Equipped with four distinct brush head sizes (9.7mm, 14mm, 19mm, and 22mm), this wire brush set is perfect for accessing and cleaning different-sized pipes, ports, bearings, and cylinders, ensuring thorough cleaning in tight and hard-to-reach areas. Construction: Crafted from high-quality stainless steel, these wire brushes are wear- and built to last. They offer excellent scraping and cleaning capabilities, making them a reliable tool for heavy-duty cleaning tasks. Efficient Design: Each brush features a practical 1/4 inch hex shank that easily attaches to drills or die grinders. The twisted wire design and dense bristles enhance the cleaning action, making it easier to remove rust, paint, and debris from surfaces. Wide-Ranging Applications: Ideal for use with power drills, impact drivers, and mold grinders, these brushes are essential for anyone needing to clean pipes, bearings, or any other cylindrical components. Their robust design ensures they can handle both commercial and residential cleaning tasks. Color: Silver Material: Stainless Steel Package Contents: 8 * brush head 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.