Cap Screws Flat Socket Alloy Steel 1-1/8-7 x 3-1/2 are high-strength fasteners designed for demanding assemblies where reliable, precise fastening matters. The flat socket drive provides a clean, recessed appearance and reduces the risk of slipping during installation.Manufactured from alloy steel, these cap screws deliver excellent strength and durability for a variety of industrial applications. Their compact, robust design makes them suitable for machinery, automotive, and equipment builds where space is limited and performance matters. Drive type: Flat socket (internal hex) for secure engagement Material: Alloy steel for high strength Size: 1-1/8-7 (diameter and thread), length 3-1/2 Head type: Cap screwChoose these cap screws when you need a dependable, high-strength fastener that fits into tight spaces and provides strong clamping power in a variety of industrial applications.