Bulk 5/16"-18 Button Head Socket Cap Screws – Alloy Steel, Thermal Black Oxide, 3/16" Hex – Monster Bolts Length:1000 Qty - 5/16"-18 x 1-1/4" Thread Type: Fine Threads (#0-80

Thread Type: Fine Threads (#0-80 UNF)

These fully threaded fasteners are designed to cut their own threads into thicker metals using a pre-drilled or punched hole

virtually zero cam-out

Manufactured from high-quality 18-8 stainless steel (A2 / 304)

Bulk 5/16"-18 Button Head Socket Cap Screws – Alloy Steel, Thermal Black Oxide, 3/16" Hex – Monster Bolts Length:1000 Qty - 5/16"-18 x 1-1/4" Thread Type: Fine Threads (#0-80Monster Overview: Fix your project right the first time with Bulk 5 16 18 Button Head Socket Cap Screws from Monster Bolts. These heavy duty fasteners are manufactured from ASTM A574 Alloy Steel and finished with a thermal black oxide + oil coating for mild corrosion protection and a clean, professional look. Their coarse thread (UNC) design ensures easy assembly and strong holding power in machinery, automotive, and industrial applications. Every