Type: Brushes Quantity: 10Pcs Material: Stainless Steel, Nylon Brush Diameters: 2mm/0.08"", 3mm/0.12"", 4mm/0.16"", 5mm/0.20"", 6mm/0.24"", 8mm/0.31"", 12mm/0.47"", 16mm/0.63"", 20mm/0.79"", 24mm/0 more→.94"" (Approx.) Brush Length: 20.3cm/7.99"" (Approx.) Common Uses: Airbrushes, Bottles, Carburetor Passages, Cell Phones, Colanders, Dishes, Drinking, Straws, Drip Tips, Espresso Machines, Eye Glasses, Glass Droppers and Dropper Bottles, Guns, Hummingbird Feeders, Jewelry, Keyboards, Paint Spray Guns, Pipes, Pressure Cookers, Sewing, Machines, Sippy Cups, Small Nozzles, Tattoo Equipment, Thermal, Coffee Tops, Tubes,