The 3/16" Brake Line Fitting Kit is an essential tool for replacing your brake lines. This 16-piece kit contains the most common and popular SAE sizes to ensure compatibility with your brake lines. The kit includes tube nuts with various thread sizes to suit your needs. These tube nuts work great on steel, stainless steel, copper-nickel, copper-coated steel, and PVF-coated brake lines. The 3/16" Brake Line Fitting Kit comes with a lifetime warranty from 4Lifetime, so you can be confident in the quality of your purchase. The Manufacturing Part Number for this kit is LTSFK316.