The Monument MON1727 1727N Autocut Pipe Cutter comes in the following:
Size: 27.4mm.
The Monument Autocut Pipe Cutter has an aluminium body. Its compact size means that it is ideal for work in confined spaces.
  The cutter cuts in one direction to ensure a perfect cutting edge that helps prevent leaks and uneven joints. It will only cut the exact size of copper pipe specified.
  Not for use on stainless steel.
  Made in Britain.