Bulk 1-1/4"-12 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts Self-Drilling Our Class 10 Hex Flange

Our Class 10 Hex Flange Top Locknuts provide secure fastening for industrial applications requiring high strength

brass and other ductile metals—no chips

Head Marking: Nine radial lines with "L9" for identification

and corrosion protection in bulk packs from Monster Bolts

Bulk 1-1/4"-12 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts Self-Drilling Our Class 10 Hex FlangeMonster Overview: Fix your project right the first time with Bulk 1 1 4" 12 Socket Head Cap Screws from Monster Bolts. Built from premium alloy steel and finished with a thermal black oxide coating, these fine thread (UNF) fasteners offer precise torque control, smooth adjustment, and exceptional clamping performance. Perfect for industrial, structural, and precision mechanical applications requiring strength and alignment accuracy. All Monster Bolts