Bulk 1-3/8"-12 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts Length:8 Qty - 1-3/8"-12 x 8" (PT) Monster Bolts offers bulk fasteners

Monster Bolts offers bulk fasteners with RoHS-compliant coatings

Key design enhancements include a bull nose head to prevent thread damage during installation

A4 (316) Marine Grade Stainless Steel is renowned for its exceptional corrosion resistance

Upgrade your fastening solutions with our premium 5/16"-18 Hex Flange Bolts

Bulk 1-3/8"-12 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts Length:8 Qty - 1-3/8"-12 x 8" (PT) Monster Bolts offers bulk fastenersMonster Overview: Fix your project right the first time with Bulk 1 3 8" 12 Socket Head Cap Screws from Monster Bolts. Precision made from high strength alloy steel and finished with a thermal black oxide coating, these fine thread (UNF) fasteners provide superior torque control, smooth threading, and consistent performance. Ideal for precision mechanical, structural, and industrial applications requiring high clamping force and alignment accuracy.