Specification Brand : CHENSHUO BulletPoint1 : Thread: Coarse / Full Thread / Alloy Steel / Black Oxide BulletPoint2 : Recommended Hex Socket Allen Key Wrench: 3/16 BulletPoint3 : Black Oxide is not a protective finish and will rust if exposed to moisture. BulletPoint4 : Fits all common climbing holds: Our climbing bolts will fit in all standard climbing holds on the market today. We offer different length packs to have you covered in all aspects BulletPoint5 : Stainless Steel material is recommended for environments with moisture Color : Black DriveSystem : Internal Hex DriveSystem1 : Internal Hex DriveSystem2 : External Hex ExteriorFinish : 钛合金 ExteriorFinish1 : Stainless Steel ExteriorFinish2 : Black Oxide ExternallyAssignedProductIdentifier1 : 720226793448 ExternallyAssignedProductIdentifier2 : 0720226793448 GradeRating : Grade 12.9 ItemName : Socket Head Cap Screw, 1/4-20 x 4, Alloy Steel, Black Oxide, Hex Socket Coarse Thread, 1/4 inch Hexagonal Allen Bolt, Length: 4 inch, Full Thread (Quantity: 10) ItemPackageDimensions_Height : 11.8 centimeters ItemPackageDimensions_Length : 1.3 centimeters ItemPackageDimensions_Width : 9.1 centimeters ItemPackageQuantity : 6 ItemTypeKeyword : socket-cap-screws Manufacturer : Chenshuo ManufacturerGrade : Grade 5 Material : Alloy Steel MeasurementSystem : Imperial MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MetalType : Alloy ModelNumber : a17022100ux0023 NumberOfItems : 6 NumberOfPieces : 10 PartNumber : FM4 ProductDescription : An externally threaded fastener with unified threads, a cylindrical head with a chamfered top surface, knurled cylindrical sides and hexagonal recess, made from alloy Steel. Ideal for precision assembly work with close tolerances and applications needing a well tooled appearance. Supplies greater tensile strength than equivalent sizes of Grade 5 or Grade 8 hex head cap screws while requiring less surface area or counterbore since the fastener is internally wrenched. ProductSiteLaunchDate : 2020-06-16T07:00:00.000Z Size : 4 Inches ( 4") SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 5 UnspscCode : 31161500