Affordable 4-40 X 3/8″ Socket Cap Screws Hex Socket Drive Brass (40 / Pkg.)
Original price was: $72.12.$37.50Current price is: $37.50.
Socket Head Cap Screws Brass 4-40 x 3/8 are ideal for precise, compact fastenings in electronics, hobby projects, and fine mechanical assemblies. Made from brass, these screws combine corrosion resistance with easy machinability, making them a reliable choice for lightweight applications where a clean, professional finish matters.
With a socket head and hex drive, these screws provide a low-profile profile and precise torque control for delicate fittings. The 4-40 thread size and 3/8 inch length ensure a snug fit in small assemblies without protruding hardware.
Specifications
Thread size: 4-40
Length: 3/8 in
Material: Brass
Head style: Socket Head Cap
Drive type: Hex (Allen)
Finish: Brass (natural)
Applications include electronics enclosures, model making, small equipment assemblies, and projects that require non-magnetic, corrosion-resistant fasteners with a clean, professional look.





