Bulk 1-3/8"-6 Socket Head Cap Screws – Coarse Thread, Alloy Steel, Black Oxide – Monster Bolts Flange Button Zinc plating followed by a

Zinc plating followed by a bake treatment relieves hydrogen embrittlement and provides dependable indoor corrosion protection while remaining fully RoHS compliant

polished look

and small-scale metal assembly work

Manufactured from premium polyamide PA6 nylon with a zinc-plated Pozi 3 framing screw

Bulk 1-3/8"-6 Socket Head Cap Screws – Coarse Thread, Alloy Steel, Black Oxide – Monster Bolts Flange Button Zinc plating followed by aMonster Overview: Fix your project right the first time with Bulk 1 3 8" 6 Socket Head Cap Screws from Monster Bolts. These heavy duty, large diameter fasteners are made from premium alloy steel and finished with a thermal black oxide coating that provides a smooth matte appearance and mild corrosion resistance. Perfect for high load mechanical, structural, and industrial applications that demand maximum clamping strength and durability. All Monster