Enhance Thread Strength: 30Pcs Metric Thread Insert Kit - M5 M6 M8 M12 M14 Sizes - Helicoil Car Coil Tool for Reliable Connections - M8 * 1.25 Thread Size

Features:
thread tool kit made from stainless steel wire for strength, wearproof and durability which can increase connection strength and fatigue resistance, handle is made of high-quality rubber, ergonomically designed, non-slip and easy to grip, giving hand a comfortable feeling.
With package case, each accessory has its place, for convenient store and carry, you can easy and fast to collect and take out.
This thread kit is to damaged or worn out threads, this kit helps create a stronger internal thread in soft metals and protects tapped threads against wear and damage, ideal for engine and other automotive applications.
Direct replacement and easy to install, perfect match, no need to cut and no more modification required.

Specifications:
Material: Steel
Color: Silver
Thread Quantity: 30
Package Size: 21 * 17 * 3cm 
Package Weight: 195g

Package List:
1 * Metric Thread Insert Kit ( as picture showed )