DescriptionThese small brushes for cleaning are made of stainless steel and nylonmaterials, sturdy and not easy to break, comfortable to hold and use. You can use these nylon tube brushesfor many different purposes, such as bottle cleaning, tube cleaning, etc., or using to clean the jewelry.Features-Color:As Shown -Material:Stainless steel, nylon -Size:11.00X3.00X0.50cm/4.32X1.18X0.20in - Stainless steel test tube brush are portable to use and great for thorough cleaning well. - Tube brushes are small and compact, light and convenient, designed for easy carrying. -Made of stainless steel handle and nylon bristles, these cleaning brushes are safe to wash pipes and bottles. - Cleaning brush are a must-have tool for professional tattoo equipment cleaning and labs tube cleaning. - The brushes are widely used, can be used to clean the home, kitchen and chemical laboratory accessories cleaning.