Usage Tips: 1. If a thread error occurs or a damaged female threaded hole needs repair, a threaded insert can be used to restore the threaded hole in a cost-effective manner. 2. The maintenance nut has standard specifications, with M12 female thread and M16 male thread, offering good repair capability. 3. The nut kit is made of 303 stainless steel, providing heat resistance, corrosion resistance, and a long service life. 4. The repair nut is easy to use; the slotted design allows for easy installation and tightening of the screw. 5. Suitable for use in aviation, automotive, electronic communication, computer, lighting, and equipment manufacturing industries. Specification: Item Type: Repair Nut Material: 303 Stainless Steel Female Thread: M12 x 1.75 Male Thread: M16 x 2 Length: Approx. 30mm / 1.2in Slotting: Small slot Purpose: Thread repair Example: If an M8 thread becomes stripped, and you wish to reuse the M8 thread after repair, first enlarge the M8 thread to M10, then install an M8-M10-12 reducer to convert it back to M8. Because this reducer is made of stainless steel, the restored M8 thread will be more secure. Package List: 10 x Repair Nut Note: Please note that new and old versions of this product may be shipped randomly. Ensure you are comfortable with this before placing your order.