Specification Brand : LiebeWH BulletPoint1 : 【Material】The thread insert kit is made of high quality carobn steel material, which is to use and makes it have long service life. High quality materials can bring you a good experience BulletPoint2 : 【Convenience】The stainless steel thread insert is very easy and convenient to install, quickly and simply. You can use it with great convenience BulletPoint3 : 【Advantage】The steel threaded inserts have large area, which can bear strong tension. And it has strong to vibration which can prevent loosening BulletPoint4 : 【Wide Application】The thread insert is widely used in the automotive industry, rail vehicle industry, shipbuilding industry, household appliances, construction machinery, business machinery, electronic products, engineering plastics, advanced furniture, aluminum die-casting BulletPoint5 : 【Package】There are including nine kinds of different size screw thread insert which can meet your different working use Color : Zinc ExteriorFinish : Stainless Steel,Carbon Steel ExternallyAssignedProductIdentifier1 : 9399457519281 ExternallyAssignedProductIdentifier2 : 09399457519281 ExternallyAssignedProductIdentifier3 : 00790694326127 FinishType : Finish GradeRating : Industrial ItemName : Self Tapping Thread Inserts, 20Pcs 302 Carbon Steel Thread Repair Inserts for Automotive Rail Vehicle Industry(Inner M3*0.5 Outer M5*0.5: 6mm / 0.2in) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : automotive-thread-repair-metric-kits Manufacturer : LiebeWH Material1 : Carbon Steel Material2 : Zinc MetalType1 : Stainless Steel MetalType2 : Aluminum MetalType3 : Carbon Steel MetalType4 : Alloy Steel ModelNumber : 3221-M12F NumberOfPieces : 20 PartNumber : LiebeWH7aq0tfgvu22566-03 ProductDescription : Features: 1. Made of high quality carobn steel, to use. 2. Large area, it can bear strong tension. 3. Strong to vibration which can prevent loosening. 4. Easy and convenient to install, quickly and simply. 5. Widely used in the automotive industry, rail vehicle industry, shipbuilding industry, household appliances, construction machinery, business machinery, electronic products, engineering plastics, advanced furniture, aluminum die-casting and other industries. 6. Available in nine for your choice.