Specification Brand : 80/20 BulletPoint1 : Each end fastener assembly includes a 1/4-20 button head socket cap bolt and a double wing clip. Used to connect two 1.0" extruded aluminum profiles at a 90 degree angle (machining is required). BulletPoint2 : Provides a fixed, 90 degree connector with moderate-strength that is completely hidden on your 8020 aluminum extrusion. BulletPoint3 : Popular 8020 hardware that is perfect for applications where you need a hidden connection and can be used with other t slot aluminum extrusion. BulletPoint4 : This t-nut can be used in a wide variety of applications including 3d printers, cnc machine, building industrial aluminum frame structures, CNC laser cutters, Robotics Projects and more. BulletPoint5 : NOTE: Requires two machining services to utilize: an end tap on mounting profile and an access hole in the mating profile to reach the screw head. BulletPoint6 : Thread Size: 5/16-18 Color : Black DriveSystem : Slotted ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 794094981573 ExternallyAssignedProductIdentifier2 : 0794094981573 FinishType : Stainless Steel GpsrSafetyAttestation : 1 GradeRating : commercial ItemName : 8020, 3381, 10 Series 1/4-20 Standard End Fastener and Screw Hardware Combo - T Slot Accessories for Aluminum Extrusion - 90 Degree Joint HW 80/20 (4 Pack) ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 4 ItemTypeKeyword : t-nuts Manufacturer : 80/20 Inc. Material : Steel MeasurementSystem : Inch MetalType : Alloy Steel ModelNumber : f24042200ux5999 NumberOfItems : 1 NumberOfPieces : 4 PackageLevel : unit PartNumber : 3381-4 ProductDescription : The standard end fastener assembly is comprised of a button head socket cap screw and wing clip. The end fastener provides a fixed, 90 degree, moderate-strength connection that is completely hidden. The winged tabs of the clip prevent the mating profile from rotating. This connection method requires two machining services; an end tap on the mounting profile and an access hole in the mating profile in order to reach the screw head. ProductSiteLaunchDate : 2019-07-29T14:27:18.288Z Size : One Size StreetDate : 2023-05-30T07:00:00.000Z SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 31161700