Bulk 9/16"-18 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts SHCS Type F Cutting Point: UNF

Type F Cutting Point: UNF machine thread with fluted slot—taps threads in 0

These 316 stainless steel split lock washers are perfect for use in applications where vibration

Length: Fully Threaded – Select your desired size from the dropdown above

Integrated Washer Flange: Wide bearing surface distributes load—no separate washer needed

Type 23 Cutting Point: Large triangular chip pocket ejects chips for smoother cutting & lower drive torque

Bulk 9/16"-18 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts SHCS Type F Cutting Point: UNFMonster Overview: Fix your project right the first time with Bulk 9 16 18 Socket Head Cap Screws from Monster Bolts. Precision made from high strength alloy steel and finished with a thermal black oxide coating, these fine thread (UNF) SHCS deliver compact head geometry, accurate torque control, and a clean, professional matte appearance with a mild protective layer. All Monster Bolts black oxide socket fasteners are fully RoHS compliant and ship