Bosch Gts1031 vs Bosch Ros20: specs compared
Updated 05 September 2026.
51 mm
Bosch Gts1031 wins on mating diameter
On mating diameter, Bosch Gts1031 leads: 51 mm versus 35 mm.
| Spec | Bosch Gts1031 | Bosch Ros20 |
|---|---|---|
| Port type | male spigot (hose goes over it) | male spigot (hose goes over it) |
| Outer diameter (OD) | 2 in, 51 mm | 1-3/8 in, 35 mm |
| Manufacturer designation | 2 in dust port | 35 mm OD (EU convention) |
| Mating diameter (mm) | 51 | 35 |
Questions and answers
Which has the higher mating diameter, Bosch Gts1031 or Bosch Ros20?
On mating diameter, Bosch Gts1031 leads: 51 mm versus 35 mm.
How do Bosch Gts1031 and Bosch Ros20 compare?
On mating diameter, Bosch Gts1031 leads: 51 mm versus 35 mm.