5/16"-18 Socket Head Cap Screws – 18-8 Stainless Steel – USA Made – Monster Bolts Size_5/8"-18 - Fine "value": "Plain (uncoated steel)" }

"value": "Plain (uncoated steel)" } ]

compatible with standard Grade 5 bolts and studs

Engineered from premium alloy steel and finished with a thermal black oxide coating

delivering basic indoor corrosion protection while remaining fully RoHS compliant

5/16"-18 Socket Head Cap Screws – 18-8 Stainless Steel – USA Made – Monster Bolts Size_5/8"-18 - Fine "value": "Plain (uncoated steel)" }Monster Overview: Proudly made in the USA, these 5 16" 18 Socket Head Cap Screws are manufactured from premium 18 8 stainless steel for outstanding corrosion resistance and long term durability. Designed for professional and industrial use, they provide clean threading, tight tolerances, and dependable torque strength in critical applications. With standard UNC coarse threads and a precision machined socket head, these screws are ideal for assembly,