PPAP 5/16-18×1-1/2 250 pack Grade 8 Phosphate oil Hex Flange Bolts thread lock
5/16-18×1-1/2 Grade 8 SAE J429 Hex Flange Bolts Screws are made of steel with a Phos & Oil finish. The 250 pack includes bolts with an external hex drive style and flange head. These bolts have a 5/16-18 thread size and are 1-1/2 inches in length. Please note the California Prop 65 Warning.