15/10/5pcs Car Motorcycle Carburetor Jet Remove Clean Tool Cleaning Needles Brushes Kits for Auto Engine Care Cleaning This cleaning tool kit includes brushes made of 304 stainless steel wire and nylon filament, designed for cleaning of small engine parts.The brushes feature spiral bristles that effectively reach along the inner walls of carburetor jets, needle valves, and other narrow passages, thorough cleaning.The nylon bristles offer flexibility and are lint-free, while the stainless steel core provides and resistance to deformation.To use, select a brush with a suitable diameter and gently scrub back and forth.Insert the brush head into the needle passage or jet, then rotate to clean hard-to-reach areas inside.After use, rinse the brush thoroughly and hang to dry.Avoid exposure to temperatures to prevent damage to the bristles.Ideal for cleaning car and motorcycle carburetors, airbrushes, spray guns, and similar tools requiring detailed maintenance.