Specification Brand : Aexit BulletPoint1 : Hardness:23-32HRC BulletPoint2 : Black oxide finish, pressing thread forming and durable. BulletPoint3 : Undersized to fit machine table slot case hardened. BulletPoint4 : It is used for T-slot aluminum extrusions to connect other parts. BulletPoint5 : Bottom of T-Slot Nut Is staked to prevent the stud from protrusion. Color : Black DriveSystem : Slotted ExteriorFinish : Aluminum,Steel FinishType : Black Oxide GradeRating : grade 8.8 ItemName : Aexit M12 Thread Nuts T-Slot Nut Black Oxide Plated Grade 8.8 Tapped T-Slot Nuts Through 2pcs ItemTypeKeyword : t-slot-nuts Manufacturer : Aexit Material : steel Material1 : Aluminum Material2 : Steel MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType1 : Aluminum MetalType2 : Alloy Steel ModelNumber : modle PartNumber : B01058657 ProductDescription : 1.Black oxide finish, pressing thread forming and durable. 2.Bottom of T-Slot Nut Is staked to prevent the stud from protrusion. 3.It is used for T-slot aluminum extrusions to connect other parts. 4.Undersized to fit machine table slot case hardened. 5.Hardness:23-32HRC 0 Specifications Product Name: T Slot Nut Package Content: 2pcs x T Slot Nut Main Color: Black Material: 45# Steel Coating: Black Oxide Plated Hardness: 23-32HRC Weight: 101g Dimension: 28 x 22 x 16mm/1.1-inch x 0.87-inch x 0.63-inch(L*W*H) Thread Diameter: M12 Slot Width: 14mm / 14/25-inch Slot Depth: 7mm / 7/25-inch ProductSiteLaunchDate : 2018-09-27T03:04:04.326Z Size : Onesize UnitCount : 1 UnspscCode : 31161700