ASD Brake Line Tube Nuts For 3/16" Tube Metric (M10 x 1.0 Thread, Bubble Flare) are the perfect solution for securely connecting your 3/16" brake line tubing. Made with high-quality materials, these nuts are designed to provide a tight and leak-free seal, ensuring the safety and performance of your brake system. These tube nuts are equipped with a metric M10 x 1.0 thread and a bubble flare design, making them compatible with most standard brake line systems. The bubble flare design provides a secure grip, ensuring that your brake lines won't come loose even under heavy use. This pack of 5 tube nuts is perfect for those who need to make multiple connections, or for those who want to keep extras on hand for future repairs. With their durable construction and easy-to-use design, these nuts are a must-have for any mechanic or DIY enthusiast. Whether you're replacing old or worn-out brake line nuts, or installing a new brake system from scratch, these ASD Brake Line Tube Nuts are an essential component for ensuring the safety and performance of your vehicle.