This Lessmann Threaded Tube Brush has the following specification:

Wire: Stainless Steel
Thread: 1/2in External
Diameter: 30mm
Filling Length: 100mm
Overall Length: 160mm

Lessmann Tube Brush with external thread. These brushes are suitable for many different uses: not only for cleaning of tubes, gratings, sleeves and cylinders.

Available in different filling materials.