FunChem Test Tube Brush Set of 10, Large Size with Soft Bristles for Laboratory Glassware, Flasks, Beakers & Hard-to-Reach Tubes

DescriptionBacked by the manufacturer’s 1-year limited warranty

• This set includes 10 size L test tube brushes, suitable for cleaning test tubes, bottles, measuring cylinders, glass containers, and other vessels; ideal for laboratory use and various other scenarios
• Size L: Diameter 35 mm, bristle length 113 mm, total length 270 mm
• The brush handles are made of sturdy yet flexible iron wire, allowing easy bending to reach deep into tube walls and hard-to-clean corners; the soft natural bristles effectively clean without scratching glass surfaces
• The brush handle can be adjusted to any angle for accessing narrow spaces and removing stubborn stains; each brush features a hanging loop for convenient storage and organization
• Backed by the manufacturer’s 1-year limited warranty