Specification Brand : FTVOGUE BulletPoint1 : STAINLESS STEEL MATERIAL: The nut is made of stainless steel to ensure thread durability and stability. BulletPoint2 : Specification -- The female thread is M5x0.8 and the male thread is M10x1.5, standard workmanship, convenient to use BulletPoint3 : STANDARD SIZE: The thread size is the standard size, the thread is clear, and the thread slippery tooth repair is more accurate. Can significantly improve thread strength and wear BulletPoint4 : Effective Thread Repair Tool -- If a thread error occurs or a damaged female threaded hole is repaired, a threaded insert can be used as a repair method to repair the threaded hole in a cost‑effective manner BulletPoint5 : HOW TO USE: If the M8 thread is slippery, if you want to continue to use the M8 thread after the restoration, please use this method to first extend the M8 thread to the M10 thread, and then use the M8-M10-12 length reducer to change it back to M8, because The thread repair nut is made of stainless steel, so it will make the M8 thread stronger. DriveSystem : Slotted ExteriorFinish : Zinc FinishType : Grey GradeRating : commercial ItemName : M5 Threaded Insert, 10Pcs Internal and External Tooth Reducing Nut, 303 Stainless Steel Thread Sheath, Female M5x0.8 Male, Thread Locking Inserts ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 7 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 50 ItemTypeKeyword : hardware-nut-inserts Manufacturer : FTVOGUE Material : Stainless Steel MetalType : Stainless Steel ModelNumber : FTVOGUEzq5w2id4x3 NumberOfItems : 50 NumberOfPieces : 10 PartNumber : FTVOGUEzq5w2id4x3 ProductDescription : Specification: Item Type: Threaded Inserts Material: 303 stainless steel Specification: Female thread M5 x 0.8mm Male thread M10 x 1.5mm, Length: Approx. 10mm / 0.4in Slotting: Yes Purpose: Thread repair Case: 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 , So because the material of this reducing diameter is stainless steel, it will make the M8 thread more firm Package List: 10 x Threaded Inserts