5/16″-18 Socket Head Cap Screws, Alloy Steel w/ Thermal Black Oxide, SAE Coarse
This listing is for 5/16″-18 Socket Head Cap Screws made from Heavy-Duty Alloy Steel with Black Oxide finish. Available in 1/2″ to 2-1/2″ lengthsNote: PT = Partial Thread Diameter : 5/16″Thread Pitch : 18 TPI – UNC / Coarse ThreadLength : Please select from drop down menu above.Drive : 1/4″ Hex Key – Available hereType : Socket Head Cap ScrewMatching Nut & Washers : 5/16″-18 Available hereSystem of Measurement : Standard (Inch / U.S.)Material : Alloy Steel, Black OxideSpecifications : ASTM A574