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EU 35mm vs Bosch 27mm: specs compared

Updated 05 September 2026.

35 mm
EU 35mm wins on mating diameter

On mating diameter, EU 35mm leads: 35 mm versus 27 mm.

SpecEU 35mmBosch 27mm
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-3/8 in, 35 mm1-1/16 in, 27 mm
Manufacturer designation35 mm OD27 mm OD
Mating diameter (mm)3527

Questions and answers

Which has the higher mating diameter, EU 35mm or Bosch 27mm?

On mating diameter, EU 35mm leads: 35 mm versus 27 mm.

How do EU 35mm and Bosch 27mm compare?

On mating diameter, EU 35mm leads: 35 mm versus 27 mm.

Compared here

35 mm EU power-tool port (DeWalt / Bosch / Makita) dust port sizeBosch 27 mm tool port dust port size