Square drive oval head

Sheet metal screws, Self tapping, Square drive oval head, Stainless steel 18-8

Screws with coarse threads and a pointed end for use in sheet metal sometimes also used in plastic, fiberglass, or wood.

Sheet metal screws, Self tapping, Square drive oval head, Stainless steel 18-8

Square drive oval head

Square drive oval head

Oval heads are countersunk (cone shaped under the head) with a rounded top. Square drive is designed to reduce the risk of cam-out (stripping) and allow single-handed installation.

See also

Modified truss head self drilling drywall screw

Drywall screws, Phillips modified truss head, Self drilling

Modified truss heads have a low profile rounded top with a large bearing surface. Phillips drive is x-shaped for installation with a phillips screw driver.

Modified truss head drywall screw

Drywall screws, Phillips modified truss head, Piercing point

Modified truss heads have a low profile rounded top with a large bearing surface. Phillips drive is x-shaped for installation with a phillips screw driver.

Wood screw

Wood screws

Screws with a smooth shank and tapered point for use in wood.