30Pcs Metric Thread Insert Kit M4 M7 M9 M11 Helicoil Car Pro Coil Tool *0.5

Features: This thread kit is the perfect solution to a damaged or stripped tapped hole. Suitable for creates a stronger internal thread in soft metals and protects tapped threads against wear and damage. This kit includes insert installations wire thread inserts drill bits thread taps lug breaking tools. With package case convenient to store and carry you can easy and fast to collect and take out. Made of premium quality material reliable and durable for a long time use. Specification: Material: Steel Color: Silver Thread Quantity: 25 Package Size: 18 * 12 * 3cm / 7.09 * 4.72 * 1.18in Package Weight: 31g / 1.1oz Package List: 1 * Metric Thread Insert Kit ( as the picture show )