CNCRT SCRW ANCHR BLK15PC *Brand Name: HILLMAN *Diameter: 1/4 in. *Length: 2-1/4 in. *Material: Carbon Steel *Head Style: Hex Head *Product Type: Concrete Screw Anchor *Number in Package: 15 pc *Packaging Type: Clamshell *Thread Type: High/Low *Application: Brick, Concrete, Hollow Block *Color: Black *Finish: Black Epoxy Coated *Point Type: Sharp