Description
3pcs Test Tube Brushes Lab Cleaning Tool

Specifications
Material: Pig Hair & Steel

SIZE	OVERALL LENGTH	HAIR LENGTH
Small	(approx.) 180mm	(approx.) 75mm
Medium	(approx.) 210mm	(approx.) 95mm
Large	(approx.) 250mm	(approx.) 115mm

Features
3 pieces of tube brushes in a package， small， medium and large size.
A good assistant to clean inside surface of small bottlenecks ，spouts， test tubes， refined oil bottles， glass cylinders and so on.
Reusable and washable.
With a small hoop allows to hang.

Package included
3 x Test Tube Brushes