6-40 x 3/8 Button Socket Cap Screw Alloy. If you need a secure fastener option, we carry the best Alloy Button Socket Head Cap Screws from Brighton Best. These screws are durable, as they carry a hardness of RC 38-43, which meets or exceeds ASTM F835. You can use button socket cap screws in strenuous environments that require they take a beating. They are manufactured from heat treated alloy steel the 1960 series.

In particular, these button screws carry a larger head diameter than other socket variations, which increases their hold on materials like thin sheet metal. An internal hex drive style increases their security against tampering, and overall, they serve as a good substitute for other styles that remain prone to slippages such as Phillips and slotted screw heads.

Youll find that your satisfaction is our main concern at FMW Fasteners, which is why we allow you to customize your desired quantity down to the last piece of hardware. You will receive the exact number of units that you need to complete the job.

We reduce hassle with ordering and shipping, as optimized logistics result in a quicker, more efficient process.

We do offer free shipping on qualified orders. Place an order on 6-40 x 3/8 button socket cap screws today!