General description The Wire Brushes set includes 9 mini wire brushes made from stainless steel, brass, and nylon, designed for cleaning welding slag, rust, and dust. These brushes are suitable for various applications, including cleaning steel parts, machinery, untreated metal parts, stoves, paint stains, doors, windows, floor tiles, bathtubs, sinks, small engine parts, and copper pipes, without damaging delicate surfaces. Technical specifications Material: Stainless steel, brass, nylon Handle length: 17 cm / 6.7 inches Large head length: 2.5 cm / 0.98 inches Small head length: 1.2 cm / 0.47 inches Usage Hard stainless steel bristles: For heavy scrubbing of parts, paint, rust, etc. Curved brass bristles: For cleaning untreated metal parts without damaging surfaces. Soft nylon bristles: For cleaning fine parts such as coffee machines and irons.