142pcs M3-M12 Stainless Steel Coiled Wire Screw Sleeve Thread Repair Insert Kit Helical Repair Tool For Restoring Damaged Thread

1. Made of high-strength diamond-shaped steel wire with high thread strength and high wear-proof. 2. The wire screw set can be placed in the screw hole of the workpiece such as aluminum alloy to form a standard internal thread with high strength, wear-proof and high precision. 3. Typical application in high voltage switchgear, microwave communication, automotive parts, aerospace precision parts, electronic products, air equipment, radiators, etc. 4. Wire thread insert can be used as a repair tool to effectively repair threaded holes. 5. All accessories are packed in a box for easy carrying and storage.