4-inch bore brush, 6 pieces, rustproof, twisted wire cleaning brush with 1/4-inch hex shank for electric drill, impact driver, white nylon

Features: 1. 6-Piece Set: The set includes various sizes of cleaning brushes with 1/4-inch hex handles and a hand screwdriver handle. 2. Easy to Use: Users simply attach one of the brushes to the included handle to easily remove rust or dirt stains. 3. Durable Material: The hole cleaning brushes are made of durable materials for strength and cleaning power, with double-twisted wires for enhanced cleaning action. 4. Wide Application: You can place the hole brush in your car, garage, office, and kitchen for cleaning or rust removal in machining and sanding applications. 5. DIFFERENT SPECIFICATIONS: The bore brushes in this set are available in various widths, including 8, 10, 12, 15, 17, and 19 mm, so you can choose the right size for your needs. Specifications: Item Type: Boring Brush Size: Length: Approx. 4 inches / 10.1 cm Diameter: Approx. 8 mm / 0.31 inches, Approx. 10 mm / 0.39 inches, Approx. 12 mm / 0.47 inches, Approx. 15 mm / 0.59 inches, Approx. 17 mm / 0.67 inches, Approx. 19 mm / 0.75 inches Package List: 6 x Boring Brush