1.231" Head Diam, Carbide-Tipped Steel Standard Point Half Dead Center MPN:71044

The 5/16-18 size for the head diameter of this flat socket cap screw is made from durable 18-8 stainless steel making it ideal for environments where corrosion resistance is essential, particularly in chemical and petrochemical plants where components need to withstand harsh substances. Its 1 1/2 overall length offers a versatile size suitable for numerous bolt-related applications including machinery assembly or disassembly by professionals working on various projects like heavy machineries, engines or industrial structures. The flat socket feature resists spinning off of nuts which can occur with round head screws while the hex drive design enables easy use with common wrenches or drivers. With 18 threads per inch, this cap screw provides superior holding power against vibrations making it preferable for heavy-duty tasks even after multiple uses or extreme temperature/pressure exposures ensuring a long-lasting product.