1/4-28X2 Fine Thread Hex Cap Screw Grade 9 DFAR EcoGuard Gray/Silver 1,000 Hr Corrosion (Pack Qty 1,200) BC-1532CH9

Has greater tensile strength than a Grade-8. Designed for use in heavy machinery and equipment subject to harsh environmental and fatigue conditions AISI 8637 / 8640 / 8740 Medium Carbon Alloy Steel wire or 4340 Alloy Steel bar stockYou may also like M5-0.8X16 ISO14581 Metric 6 Lobe Flat Machine Screw Full Thread Class8.8 Heat Treat Zinc ROHS (Pack Qty 5,000) BC-MI51614581.