The role of the short brush shroud is to protect the metal crimp on the brush from being damaged. The shroud was developed to be used with Cougartron angle adaptors in order to clean difficult-to-reach welds and surfaces effectively. The role of the short brush shroud is to protect the metal crimp on the brush from being damaged. The fixed shroud is best used in combination with the angle adaptors and when it is impossible to use the sliding or the twisting shroud for single brush. Important: The short shroud is best used for shorter, worn-out brushes. If you have a fresh, new weld cleaning brush with longer threads, we recommend to use Cougartron Single Long Brush Shroud WELC2038 Compatibility: WELC3101 - Cougartron Powerbrush WELC3146 - Cougartron Superbrush WELC2014, WELC2175 & WELC2199 - Cougartron Angle Adaptors WELC2056 & WELC2226 - Cougartron Wands