Features This is an effective thread repair tool including 10pcs threaded inserts, easy to install A threaded insert can be used to repair if a thread error occurs or a damaged female threaded hole is repaired, cost‑effective The thread repair tool adopt good‑quality stainless steel to ensure the durability and stability of the product Applied to aviation, automobiles, steam turbines, electronic communications, computers, lamps, molds, mechanical equipment and radiators and other manufacturing fields Thread reducing nut have stable structure, excellent performance and long service life Specification: Item Type: Thread Inserts Material: 303 Stainless steel Specification: Female thread M6x1.0mm, male thread M8x1.25mm, approx. 15mm / 0.6in longWhether to Slot: There is a small slotPurpose: Thread repairCase: For example, if the M8 thread is slippery, if you want to continue to use the M8 thread after the restoration, use this method to first expand the M8 thread to the M10 thread, and then use the M8-M10-12 length reducer to change it back to M8, because the material of this reducer is stainless steel, it will make the M8 thread more firm Package List:10 x Thread Inserts Package List 10 x Thread Inserts