This adapter allows your 2-1/2'' dust hose to work with your shop vacuum. This means you can use longer, higher quality hoses and enjoy better air flow and better compatibility with your tools. The small end has a 2-1/4'' outer diameter and a 2'' inner diameter. The large end has a 2-7/16'' outer diameter, which fits 2-1/2'' hose.
Note: Not compatible with Dust Right Quick Change fittings.
WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood.