Bulk 5/16"-18 Button Head Socket Cap Screws – Alloy Steel, Thermal Black Oxide, 3/16" Hex – Monster Bolts Waterproof electrical connector With their hot-dip galvanized finish

With their hot-dip galvanized finish

Order Your Bulk Thick Flat Washers Today

Bulk #10-32 Slotted Hex-Washer Taptite Alternative Thread-Rolling Screws unite the strength of martensitic 410 stainless steel with dual-drive convenience—run them fast with a 5/16″ nut-driver or service them later with a flat-blade screwdriver

Matching Nuts: M6 Hex Nuts - Available here

Size Options: Choose ⅜″ or ½″—both fully threaded for maximum grip depth

Bulk 5/16"-18 Button Head Socket Cap Screws – Alloy Steel, Thermal Black Oxide, 3/16" Hex – Monster Bolts Waterproof electrical connector With their hot-dip galvanized finishMonster 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