Preparing metal lines for fitting ends and assembly can be a gratifying process when completed properly. However, if you don’t have an effective flaring kit, this task can quickly turn from enjoyable to daunting. Mishimoto has you covered with our all-new Double Flaring Tool Kit, an item every enthusiast should have within their collection. Our Double Flaring Tool Kit includes everything you need to create precision 45-degree single or double flares for fuel lines, brake lines, and transmission lines. This kit includes flare dies for standard line sizes from 3/16” up to 5/8”.