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1.125 vs 2 vs 2.5 in cutter classes

Side-by-side max-OD ceilings for this site’s manual pipe-cutter ladder, with merchant paths and when NO_MATCH applies.

1.125 vs 2 vs 2.5 in cutter classes
ClassBest forTrade-off
1.125 inSmall copper/aluminum/plastic in tight spacesLimited max OD
2 inGeneral tubing up to 2 in ODConfirm wall/thickness
2.5 inPVC/PEX/rubber ratcheting pathNot heavy steel; above 2.5 → NO_MATCH
NO_MATCHNeeds > 2.5 in ODIndustrial cutter or other process