Specification Brand : TE-CO BulletPoint : Includes 12 pieces BulletPoint1 : The exterior is flat and smooth, no burrs, high-quality workmanship, strong and durable. BulletPoint2 : The wire is deep and clean and clear, and the strength is uniform and not easy to slip. BulletPoint3 : Knurled screw can attach components, industrial and construction fasteners. BulletPoint4 : Notice: As a trusted seller, we always do our best to provide good quality and excellent service to our customers. Your trust and business are very important to us. BulletPoint5 : GOOD LOCKING EFFECT: The inner hex bolt has standard head, uniform strength and good tightening effect. These countersunk hex screws have high hardness and are not easily deformed. ExteriorFinish : Steel GradeRating : Grade 8 ItemHardness : B70 (Rockwell B) ItemName : TE-CO 40308-1/4"-20 x 5" OAL Driver Stud - 12 Pieces ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-end-threaded-studs Manufacturer : TE-CO Material : medium carbon steel MeasurementSystem : inch ModelNumber : Eujgoovfsrmkbi3y0-13 NumberOfItems : 1 NumberOfPieces : 4 PartNumber : 96102713473 ProductDescription : Black Oxide Finish. Tensile Strength: 125,000 p.s.i. min. Medium Carbon Steel. Most studs have wrench flats. Special lengths and sizes will be quoted upon request ProductSiteLaunchDate : 2011-11-27T02:26:11.218Z Style : Classic UnitCount : 1 UnspscCode : 31161500