100pcs MS35308-334 5/16-24 X 1 Hex Bolts/Hex Head Cap Screws, Stainless Steel, Free USA Shipping by Aspen Fasteners - Ideal for Automotive, Marine, and Industrial Applications

Made to more stringent specifications than standard�screws,these 300 series stainless steel screws meet FF-S-85 and are passivated�(a�nitric acid treatment that creates a film to protect against oxidation and�corrosion)�to QQ-P-35.�All screws except�3/4"-10 have a Class 2A thread�fit,�minimum Rockwell hardness of�B80,�and minimum tensile strength of�80,000�psi.3/4"-10 screws have a minimum Rockwell hardness of B74 and minimum tensile strength of�70,000�psi.�Screw length is measured from under the�head.