These burette brushes measure 24" long
Nylon Bristle Brush: 8.5"
Diameter: 0.50"
Color: White
The double thick gauge wire wound handle is heavy duty flexible metal.

Laboratory Glassware School Lab Equipment Suppliers in India 

Ltekonline are the manufacturers of Burette Brush Glassware Burettes used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Laboratory Glassware for Engineering Teaching Lab in Universities