DPTOOL Brake Line Flaring Tool Kit — 37°/45° Flares, 3/16-4.75mm Tubing, Single/Double/Bubble

Meet the DPTOOL Brake Line Flaring Tool Kit, a versatile set built for precision and consistency across automotive tubing tasks. This multi‑head system is designed to shape 37 and 45 degree flares on a range of tubing, including stainless steel and softer metals. The kit emphasizes stability, repeatable results, and a compact design that travels well between shop and home workstations. While it won’t replace professional calibration, it offers a practical solution for DIYers and mechanics whoValue accurate fittings and leak‑aware performance in everyday brake, transmission, and fuel line projects.

What you can do with it

• Create 37° and 45° flares in single, double, and bubble configurations for various tubing setups.
• Work with multiple tubing sizes, including 3/16, 1/4, 5/16, 3/8 inches and 4.75 mm, making it suitable for automotive brake lines and related tubing.
• Rely on a durable, heat‑treated steel construction designed for long‑term use and stable performance.
• Achieve high‑quality flares with controlled alignment and consistent porting, reducing the need for post‑flare adjustments.

Kit contents and setup

• Vise‑mounted tool body with 37° and 45° rotating die heads for flexible flare options.
• Lever handle and 5 types of 45° dies blocks: 3/16", 1/4", 5/16", 3/8" and 6 mm.
• 4 types of 37° dies blocks: 3/16", 1/4", 5/16", 3/8".
• 37° 3/16" rotating die head replacement drill bit and a portable plastic suitcase with instruction manual.

Tips for best results

• Deburr the tubing inside and outside to remove shavings and impurities before flaring.
• Apply a light anti‑seize on the tube end and a small amount of oil to the flaring cones to ease the process.
• Ensure fittings are aligned and the flared ends face outward for proper seating.
• Work on a secure vise for stability and repeatable results.

In use, this kit is designed to help you approach brake lines and related tubing with a focus on control, accuracy, and repeatability. It is a practical option for projects where a robust, bench‑based flaring tool can support steady workflow and dependable connections.