KD Fasteners is your top resource for Button Head Socket Cap Screws. We supply and manufacture in both metric and standard sizes.  We can also manufacture these items in special materials such as Inconel, Brass, Aluminum, Hastelloy, and many others. We have available head styles in pan, flat, round, truss, oval, slotted, Phillips, Torx-6 lobe alternate, socket, and combo. 


It’s a cap screw with a cylindrical head and hexagonal drive hole. Button Socket Cap Screws have clean heads with no stamping or marking, which provides a smooth, finished look.

Typically, an Allen wrench or hex key is used to drive a button head socket cap screw into the holes of two or more mating parts. The components are secured together by applying torque to the screw’s head. 

button socket cap screws

Why pick a Button Socket Cap Screw over a Standard Socket Cap Screw?

A button socket cap screw is used to secure the mating parts or panels of an assembly or upper-level tool. The screwed head offers a smooth, aesthetic appearance without stampings or markings. 

KD Fasteners sources material from dependable suppliers and provides a high-quality end product. Contact us for more information about button socket cap screws.