7Pcs Complete Double Flare Adapter Set: Includes 7 precision double flare adapters for 3/16",1/4",5/16",3/8",7/16",1/2",5/8" OD tubing—covers all standard sizes for automotive brake lines, HVAC and plumbing flaring work.
This product would be best fit in applications requiring precise inner and/or outer diameters, such as instrument manufacturing or precision work.