For universal use Especially suitable for deburring bores, tubes or O-ring grooves Suitable both for hand-held use and use on drilling machines taking into consideration the maximum permissible speed Twisted-in galvanised wire and simple filament spiral for easy handling Suitable for polishing or cleaning complex workpieces such as nozzles The sides of the abrasive bristles are also effective in rounding edges at bore interfaces For universal use Especially suitable for deburring bores, tubes or O-ring grooves Suitable both for hand-held use and use on drilling machines taking into consideration the maximum permissible speed Twisted-in galvanised wire and simple filament spiral for easy handling Suitable for polishing or cleaning complex workpieces such as nozzles The sides of the abrasive bristles are also effective in rounding edges at bore interfaces