This product is a wire brush. It is made of stainless steel materials. It is sturdy and durable. It can serve you for a long time without being easily . It is an excellent clean brush for cleaning tube, , etc., which can bring you convenience, allowing you to have a more comfortable using experience. Features -Color: Silver. -Material: Stainless steel. -Size: About 12.00X1.90X0.50cm/4.72X0.75X0.20in. -Specification type: diameter is 8,10,12,15,17,19. - Made of stainless steel material, craftsmanship makes them not easy to bend or break. - These wire are great for cleaning and rust removal inside of . - Designed for easy access to tight holes and confined areas and can be used for ports, cleaning. - Stainless steel tube cleaning brush is designed to access and clean narrow curves and crevices. - Stainless steel wire brush head, moderate hardness, suitable for cleaning rust. Package list: 6