2 hose adapter fittings One shop vac coupler 25 inches to 125 inches and one step adapter See photos for adapter dimensions Use each adapter alone or connect the 2 connectors together for more options Adaptable to a variety of Shop Vacuums wet dry vacuum hoses that have a nominal 214Inch OD hose end Refer to photos for size dimensions Step adapter can also be used to connect your vacuum hose to your attachments Use these to CONNECT your POWER TOOLS vacuum port to your hose in your work shop or with your shop vacuums