Monument 460U Tap Reseating Tool 1/2 in & 3/4 in BS1010
is no longer available although you may find similar or newer versions below:
For taps with recessed threads in the body, use the parallel bush series.Cutters are case hardened
Fits old series 1/2 in and 3/4 in BS1010 flat seats, Complete with 17,19, 20 and 25mm (11/16 in, 3/4 in, 13/16 in, 1 in) flat cutters and two tapered cones.
Monument Tap Reseating Tool 1/2 inch & 3/4 inch re-cuts the seats of worn taps or stopcocks without disconnection from the pipework