For removing heavy soiling from test tubes by scraping. With 5 mm boring for rod.
Test tubes cleaner
Test tubes brushes
Brushes for test tubes
Test tubes cleaner
Test tubes brushes
Brushes for test tubes
Test tubes cleaner
Test tubes brushes
Brushes for test tubes
Test tubes cleaner
Test tubes brushes
Brushes for test tubes
Test tubes cleaner
Test tubes brushes
Brushes for test tubes