Usage Tips: 1. If a thread error occurs or a damaged female threaded hole is repaired, a threaded insert can be used to repair the threaded hole in a cost-effective manner. 2. The specification of the maintenance nut is standard, with M12 female thread and M16 male thread, and the repair ability is good. 3. The nut kit is made of stainless steel, heat-resistant and corrosion-resistant, and has a long service life. 4. The repair nut is easy to use, and the slotted design helps to easily fix and tighten the screw. 5. Suitable for aviation, automobile, electronic communication, computer, lighting, equipment and other manufacturing fields. 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 Case: For example, if the M8 thread is stripped, and you want to continue using the M8 thread after repair, first enlarge the M8 thread to M10, then use an M8-M10-12 reducer to restore it back to M8. Since the reducer is made of stainless steel, the repaired M8 thread will be more secure. Package List: 10 x Repair Nut Note: The product may be shipped in either new or old version randomly. Please ensure you are comfortable with this before placing your order.