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Festool RTS 400 vs CNC Router Boot 25: specs compared

Updated 05 September 2026.

64 mm
CNC Router Boot 25 wins on mating diameter

On mating diameter, CNC Router Boot 25 leads: 64 mm versus 27 mm.

SpecFestool RTS 400CNC Router Boot 25
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-1/16 in, 27 mm2-1/2 in, 64 mm
Manufacturer designation27 mm (D27) hose port2-1/2 in OD shop-vac port
Mating diameter (mm)2764

Questions and answers

Which has the higher mating diameter, Festool RTS 400 or CNC Router Boot 25?

On mating diameter, CNC Router Boot 25 leads: 64 mm versus 27 mm.

How do Festool RTS 400 and CNC Router Boot 25 compare?

On mating diameter, CNC Router Boot 25 leads: 64 mm versus 27 mm.

Compared here

Festool RTS 400 / DTS 400 sander port dust port sizeHobby CNC dust boot 2-1/2 in port dust port size