PortMatchMatch any tool dust port to any shop-vac or collector hose, with the exact reducer

Ryobi sander port dust port size vs Skilsaw 99: specs compared

Updated 05 September 2026.

57 mm
Skilsaw 99 wins on mating diameter

On mating diameter, Skilsaw 99 leads: 57 mm versus 36 mm.

SpecRyobi sander port dust port sizeSkilsaw 99
Port typefemale socket (hose goes into it)female socket (hose goes into it)
Inner diameter (ID)1-7/16 in, 36 mm2-1/4 in, 57 mm
Manufacturer designation1.42 in / 36 mm ID2-1/4 in ID for a 2-1/2 in hose
Mating diameter (mm)3657

Questions and answers

Which has the higher mating diameter, Ryobi sander port dust port size or Skilsaw 99?

On mating diameter, Skilsaw 99 leads: 57 mm versus 36 mm.

How do Ryobi sander port dust port size and Skilsaw 99 compare?

On mating diameter, Skilsaw 99 leads: 57 mm versus 36 mm.

Compared here

Ryobi sander port dust port sizeSkilsaw SPT99T table saw port dust port size