5/16″-18 Hex Bolts Cap Screws Grade 8 ZInc Yellow 1/2In, 2In, 3In, 4In, Up to 8In Hex cap screws are partially threaded and provide much tighter tolerance than their fully threaded counterparts. Hex bolts are the most common construction fastener having a hex head that can be secured with a socket or wrench and mated with a nut or another internally threaded item.General Product InformationHead Style : HexDrive Size : 1/2″Thread : 5/16″-18Material : SteelFinish : Zinc YellowGrade Rating : Grade 8Length : Select From Drop Down MenuQuantity of Fasteners in Package : Select From Drop Down Menu}Detailed Product Information:Head Height : 13/64″Thread Diameter : .3125″Threads Per Inch (TPI) : 18System of Measurement : InchThread Type : UNCThread Style : Coarse ThreadSpecification Met : ASME : B18.2.1-2012Key Notes:Hex cap screws are partially threaded and provide much tighter tolerance than their fully threaded counterparts. Hex bolts are the most common construction fastener having a hex head that can be secured with a socket or wrench and mated with a nut or another internally threaded item.Grade 8 is a Medium carbon steel that has been quenched and tempered to improve its strength making it one of the most commonly used grades in a high strength critical and applications.Zinc is relatively economical and offers good corrosion resistance in environments not subject to excessive moisture. Yellow chromate offers a greater degree of protection against oxidation.External hex drives can be turned with an adjustable wrench, combination wrench and 6- or 12-point sockets and offers high torque transfer.Fastenere Brand Hex Bolts meet ASME : B18.2.1-2012 specifications for a product that is strong and reliable.Shipping: All orders placed before 3:30 pm EST Will Ship Same DayTracking is provided on ALL OrdersPriority Mail Shipping service is offered at a discount of only $3.95UPS Ground UPS Next Day Air is available, Please inquire for pricingReturns : ALL returns are accepted if returned within 60 days.Money Back or exchange guaranteed.NO Restocking Fees.For YOU, we constantly strive to find ways of improving our performance.
