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Fein 30mm vs Festool ETS 125: specs compared

Updated 05 September 2026.

30 mm
Fein 30mm wins on mating diameter

On mating diameter, Fein 30mm leads: 30 mm versus 27 mm.

SpecFein 30mmFestool ETS 125
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-3/16 in, 30 mm1-1/16 in, 27 mm
Manufacturer designation30 mm OD (Fein small-tool port)27 mm (D27) hose port
Mating diameter (mm)3027

Questions and answers

Which has the higher mating diameter, Fein 30mm or Festool ETS 125?

On mating diameter, Fein 30mm leads: 30 mm versus 27 mm.

How do Fein 30mm and Festool ETS 125 compare?

On mating diameter, Fein 30mm leads: 30 mm versus 27 mm.

Compared here

Fein 30 mm tool port dust port sizeFestool ETS 125 / ETS EC sander port dust port size