Good idea ..and such pipe cutters exists ..But those I have seen are a bit Heavy handed things
Up to 6 " at least for steel pipes
Heavy and exerting large forces ..risking to crack the plastic
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114mm pipe/tube cutter is around $200.00 here.........cheaper to get a second hand gauge
https://www.totaltools.com.au/11616-ridgid-48-116mm-quick-action-tube-cutter-31652