[100 PKG] Socket Head Cap Screws Fine Thread Alloy Steel Thermal Black Oxide 5/16-24 X 2 1/4

Socket Head Cap Screws Fine Thread Alloy Steel Thermal Black Oxide, 5/16-24 x 2-1/4 in

Engineered for strength and precise fit, these socket head cap screws use a fine thread (5/16-24 UNC) and a rugged alloy steel core. The Thermal Black Oxide finish adds mild corrosion resistance, reduces glare, and provides a restrained, professional appearance in assemblies where aesthetics matter. The compact socket head accepts a hex key for recessed, flush mounting in tight spaces.

Key specifications

• Thread size: 5/16-24 UNC (Fine Thread)
• Material: Alloy steel
• Finish: Thermal black oxide
• Length: 2-1/4 in
• Head style: Socket head cap screw
• Drive type: Hex socket

Applications include automotive, machinery, electronics, and industrial equipment where dependable fastening, precise thread engagement, and a low-profile head are essential. Stock up with these socket head cap screws to ensure you have the right fasteners for your next project.