Milwaukee Vacuum Power Tool Adapter is designed to enhance your dust collection system by securely attaching to the dust port of various power tools. Compatible with vacuum models 0880-20, 0882-20, 0940-20, 0960-20, and 0970-20, this adapter ensures efficient dust and debris capture during your projects. It three attachment diameters ranging from 1.22 inches to 1.41 inches and is intended for use with 1-1/4 inch diameter hoses, providing a versatile and reliable connection for your vacuum setup. Model Number: 49-90-2018