uxcell Laboratory Test Tube 500ml Conical Flask Bristles Cleaning Brush

Specification: Product Name: Conical Flask Brush Bristle Material: Synthetic Bristle Handle Material: Metal Color: Yellow, Silver Tone Bristle Dia: 0.14mm / 0.01inch Brush Size: 190 x 90mm / 7.48 x 3.54inch (L*D) Handle Size: 150 x 3.8mm / 5.91 x 0.15inch (L*D) Total Length: 340mm / 13.39inch Package Content: 1 x Conical Flask Brush Descriptions: Natural boar bristles and stiff and soft bristles. Flexible wound-wire handles conform to odd shapes, galvanized steel for rust resistance. Not just for test tubes, bristles are great for cleaning all sorts of internal surfaces.