A pipe deburring tool (1) comprises a deburring means (2) arranged to deburr the inside surface of a pipe and a cleaning means (3) arranged to simultaneously prepare the outside surface of the pipe upon relative rotation of the tool and pipe. The deburring means (2) comprises a prism having rounded longitudinal edges. The cleaning means (3) comprises a plurality of brushes (21) arranged in a housing (4) round the outside of the deburring means (2).