Specification Brand : PRIME-LINE BulletPoint1 : Size: 3/8 inch-16 X 8 inch BulletPoint2 : Features a smooth rounded head as opposed to a standard hex head BulletPoint3 : Square shoulder allows for nut to be tightened or loosened BulletPoint4 : Often used in cases where a protruding bolt head could cause injury BulletPoint5 : Nuts and washers not included, ensure washers and nuts are same diameter Color : Zinc CustomerPackageType : Standard Packaging ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 049793119575 ExternallyAssignedProductIdentifier2 : 0049793119575 ExternallyAssignedProductIdentifier3 : 00049793119575 GpsrSafetyAttestation : 1 GradeRating : Grade A ItemDisplayWeight : 2.1 pounds ItemName : Prime-Line 9064065 Carriage Bolts, 3/8 In.-16 X 8 In., A307 Grade A Zinc Plated Steel (10 Pack) ItemPackageDimensions_Height : 25.9 centimeters ItemPackageDimensions_Length : 2.6 centimeters ItemPackageDimensions_Width : 12.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : carriage-bolts Language : english Manufacturer : Prime-Line ManufacturerGrade : Grade A Material : Alloy Steel MaximumShearStrength : 275 MPa MetalType : Stainless Steel MetalType1 : Alloy Steel MetalType2 : Zinc ModelNumber : 9064065 NumberOfItems : 10 NumberOfPieces : 10 PackageLevel : unit PartNumber : 9064065 ProductDescription : Description: 1.The carriage bolt is designed with a round head, a square neck and a 304 stainless steel material. It is used in the groove. The square neck is conveniently caught in the groove during the installation process, and can prevent the bolt from rotating during installation; 2.Due to the head of the carriage bolt, there is no groove type that can be used with a power assisting tool such as a cross recess or a hex socket. It can also be hidden during actual use to prevent disassembly. 3.Precision forged, acid and alkali resistant, corrosion resistant and resistant to oxidation 4.The thread is smooth and flat, the squat is evenly stressed, and the screw teeth are stronger. 5.Used widely in the home and office appliances, communication equipment, ship assembly, and other machinery industry.