The white nylon fiber bristles of the semi-micro cleaning brush are perfect for scrubbing narrow glassware, including test tubes, measuring cylinders, beakers, and more. The stainless steel twisted handle is semi-flexible, allowing you to modify the shape as needed. It also has a looped end for easy hanging. The brush is designed for professional science laboratories but is perfect for a variety of applications in the home or garage. The semi-micro brush is ideal for tubes, pipes, bottles, cylinders, flasks, and straws with diameters of 1/4" to 0.4", while the semi-stiff brush is suitable for tubes of 0.3" to 1/2" in diameter.
- White nylon fiber bristles; stainless steel twisted handle
- Dimensions: 9-1/4" L overall x 1/2" Dia. (bristles)
- Handle dimensions: 5-3/4" L
- Sold in packs of 12 only