Descriptions:Natural bristles and stiff and soft bristles.Flexible wound-wire handles conform to odd shapes, galvanized steel for rust resistance.Not just for Reagent Bottle or Graduated Cylinder, bristles are great for cleaning all sorts of internal surfaces. Specification:Product Name: Graduated Cylinder BrushBristle Material: Synthetic BristleHandle Material: MetalColor: Yellow, Silver ToneBristle Dia: 0.14mm / 0.01inchBrush Size: 200 x 60mm / 7.87 x 2.36inch (L*D)Handle Size: 230 x 3.8mm / 9.06 x 0.15inch (L*D)Total Length: 430mm / 16.93inch Package Content:2 x Graduated Cylinder Brush.
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