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Machine screws, Round, Stainless steel, 1/4"-20 x 1/2"

One way round head machine screws

One way round head

Round heads are domed and look like half of a sphere. One way drive is installed with a flat bladed screw driver but cannot be removed without special tools.

Related Products

Driver bits

Driver bits

Driver bits are available in various drive types and bit styles.

See also

Metric machine screw

Metric machine screws

Screws with machine threads for use with a nut or in a tapped hole.

Socket product

Socket screws

Screws with an Allen wrench drive.