1、Made of high‑strength, high‑accuracy diamond‑shaped cross‑section steel wire, durable and long service life 2、Suitable for low‑strength engineering materials such as aluminum alloy, zinc alloy, copper, plastic, engineering plastic, etc., which can significantly improve thread strength and wear resistance 3、When there is a thread processing error or a damaged female threaded hole is repaired, the wire thread insert is used as a repair method, which can economically and effectively repair the threaded hole 4、Use wire thread inserts to switch between metric and inch threaded holes, which is convenient and quick to operate 5、Including 100pcs thread inserts repair kits, enough and convenient to replace the damage one