Concrete screw

Concrete screws, Stainless steel 410

Concrete screws, Stainless steel 410
Phillips flat head Flat heads are countersunk (cone shaped under the head) with a flat top. Phillips drive is x-shaped for installation with a phillips screw driver.	Hex washer head A hexagonal head for use with a wrench.

Flat heads are countersunk (cone shaped under the head) with a flat top. Phillips drive is x-shaped for installation with a phillips screw driver.

A hexagonal head for use with a wrench.

See also