Delta Planer 4IN vs Fein 30mm: specs compared
Updated 05 September 2026.
99 mm
Delta Planer 4IN wins on mating diameter
On mating diameter, Delta Planer 4IN leads: 99 mm versus 30 mm.
| Spec | Delta Planer 4IN | Fein 30mm |
|---|---|---|
| Port type | male spigot (hose goes over it) | male spigot (hose goes over it) |
| Outer diameter (OD) | 3-15/16 in, 99 mm | 1-3/16 in, 30 mm |
| Inner diameter (ID) | 91 mm | |
| Manufacturer designation | 4 in port with 2-1/2 in reducer | 30 mm OD (Fein small-tool port) |
| Mating diameter (mm) | 99 | 30 |
Questions and answers
Which has the higher mating diameter, Delta Planer 4IN or Fein 30mm?
On mating diameter, Delta Planer 4IN leads: 99 mm versus 30 mm.
How do Delta Planer 4IN and Fein 30mm compare?
On mating diameter, Delta Planer 4IN leads: 99 mm versus 30 mm.