I use the trianglar one my dad had in his machine shop and I've has since 1963. In the McMaster-Carr book they are called bearing scrapers and I guess that's what I meant to say. Any machine shop supplier should be able to help you out....JD

216.158 MPH 12-Port 302 GMC on 70% 171.0 MPH 302 stock head on gasoline 7 years later