Product Description: The test tube brush could be made of steel/copper wire, nylon/PP bristles, and the handle could be made of plastic or plastic. It is especially used for test tube cleaning and other tube-type container cleaning. It is durable. The size and specifications could be customized.
Specifications: 100-300mm length and could be customized.
Material: Nylon, PP, Tampico Mexican fiber bristle and could be customized; wood or plastic handle