Specification Brand : Fafeicy BulletPoint1 : HIGH QUALITY: fasteners nuts are made from high quality carbon steel, which have high hardness and a long service life. is plated with for good and better performance. BulletPoint2 : PRACTICAL: EU20 is used on aluminum with 6mm slot, while EU30 is used on with 8mm slot, can bring you more convenience. BulletPoint3 : EASY TO USE: These T-slot nuts are simple to use and convenient to connect aluminum to other parts. BulletPoint4 : EUROPEAN STANDARD: These hammer head nut has a wide range use, mainly used for European standard aluminum extrusion . BulletPoint5 : PACKAGE INCLUDES: There are total 50pcs t-nut that you can use for many projects, very practical, can meet your use. Color : Clear CompatibleFastenerDescription : 0.75 inches DriveSystem : Slotted ExteriorFinish : Aluminum,Carbon Steel ExternallyAssignedProductIdentifier : 3632499507806 ExternallyAssignedProductIdentifier1 : 688938509125 ExternallyAssignedProductIdentifier2 : 0688938509125 ExternallyAssignedProductIdentifier3 : 5018341019082 FinishType : Nickel GpsrSafetyAttestation : 1 GradeRating : industrial ItemName : 50pcs/lot Aluminum T Sliding Nuts, Slide T-Slot Nut with Clear Box for Aluminum Accessories(European Standard Type 30-M5) ItemPackageDimensions_Height : 12.4 centimeters ItemPackageDimensions_Length : 2.5 centimeters ItemPackageDimensions_Width : 7.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : t-nuts Manufacturer : Fafeicy Material : Carbon Steel MaximumShearStrength : 30,000-60,000 psi (206.85-413.7 MPa) MeasurementSystem : Inch MeasurementSystem1 : metric MeasurementSystem2 : inch MetalType : Alloy Steel MetalType1 : Aluminum MetalType2 : Nickel MetalType3 : Carbon Steel ModelName : 1908 ModelNumber : Fafeicyncrwt4feyg-04 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 50 PackageLevel : unit PartNumber : Fafeicyncrwt4feyg-04 ProductDescription : Features: Made from high quality carbon steel, these nuts have high hardness and a long service life. is plated with for good and better performance. There are total 50pcs nut that you can use for many projects. They are simple to use and convenient to connect aluminum to other parts. These hammer head nut are mainly used for European standard aluminum extrusion . EU20 is used on with 6mm slot, while EU30 is used on with 8mm slot.