2-1/2 in Shop Vacuum Hose to 1-1/4 in Tool Port Adapter — 2.25 in Interface
$34.00
Connect a female “2-1/2 in” shop-vacuum cuff with a true 2.25 in (57.15 mm) bore to a 1-1/4 in male tool port. Made to order in PETG after your measurements are confirmed.
Product rendering. Final geometry may vary by confirmed fit profile.
Made to order after fit confirmation
- 10–14 business day production time
- 30-day Fit Guarantee
- Measurements reviewed before printing
- Black PETG for ordinary workshop use
Stop guessing what “2-1/2 inch” means
This compact reducer is built around the actual mating surfaces: a 57.15 mm female vacuum cuff and a 31–31.75 mm male tool port. It replaces a stack of loose universal reducers with one gradual, tapered transition.
Nominal fit profile
- Vacuum side: male plug, 56.65–57.65 mm OD taper; approximately 40 mm engagement.
- Tool side: female socket, 32.25–31.25 mm ID taper; approximately 40 mm engagement.
- Overall length: approximately 105 mm; nominal wall: 2 mm.
- Material/quantity: black PETG; one adapter.
This is not the correct profile for a true 63.50 mm / 2.50 in woodworking hose or a 1-7/8 in hose.
Made to order: Production normally takes 10–14 business days after fit confirmation; shipping time is additional.
Compatibility: DustFitter products are independently designed replacement adapters. Brand and model names are used only to identify compatibility. DustFitter is not affiliated with, authorized by, or endorsed by the referenced equipment manufacturers. Trademarks belong to their respective owners.
Safety: For ordinary shop-vacuum and woodworking dust-collection use only. Not rated for combustible-metal dust, explosive atmospheres, hot ash, liquids, pressure service, or life-safety applications. Printed PETG is nonconductive and does not ground a dust system. Follow equipment instructions and replace any part that is cracked, loose, deformed, or worn.
| Weight | 0.35 lbs |
|---|---|
| Dimensions | 6 × 4 × 3 in |
| Material | PETG |
| Color | Black |
| Vacuum-side actual interface | 2.25 in / 57.15 mm |
| Tool-side nominal interface | 1-1/4 in / 31.75 mm |
| Production | Made to order |



