About this item Package include: The package includes 1x brake line with 16 inverted tube nuts: 10 x 3/16 (3/8-24) Inverted Tube Nut; 2 x 3/16 (7/16-24) Inverted Tube Nut; 2 x 3/16 (1/2-20) Inverted Tube Nut; 2 x 3/16 (9/16-18) Inverted Tube Nut Material: Brake lines are made of zinc Coated Alloy, which is flexible, easy to bend, not easy to break, and has a long service life Size: 25 Ft x 3/16 OD (4.8mm), 0.028 wall thickness Easy to use: Using specialized technology with perfect flexibility, it can be easily bent and tensioned without tools, making the operation easier and more convenient Widely used: Very suitable for hydraulic braking system, fuel system and transmission system, it is also widely used in household, industrial and commercial applications