Bulk 5/16"-18 Low Head Socket Cap Screws – A4 316 Stainless Steel (ZN Flange Bolt) ✔️ Zinc CR+3 plating for

✔️ Zinc CR+3 plating for corrosion resistance

Each heat-treated carbon-steel screw features a deep black-oxide conversion coating for low-glare corrosion resistance

Matching Nuts & Washers: Complete your assembly with precision-fit hardware from Monster Bolts

slot is inspection-friendly and won’t clog thanks to top indent

Designed to tap their own threads in thicker gauge metals

Bulk 5/16"-18 Low Head Socket Cap Screws – A4 316 Stainless Steel (ZN Flange Bolt) ✔️ Zinc CR+3 plating forBulk 5 16" 18 Low Head Socket Cap Screws A4 (316) Stainless Steel Bulk 5 16" 18 Low Head Socket Cap Screws are designed for industrial assemblies where a standard socket head cap screw is too tall. Their reduced head height provides additional overhead clearance while retaining the compact installation advantages of an internal hex drive. Also called low profile socket screws or low head Allen screws, these UNC coarse thread fasteners are manufactured