SCREW/ANCHOR WHT 20PK *Brand Name: HILLMAN *Sub Brand: Bore-Fast *Diameter: 1/4 in. *Length: 2-1/2 in. *Material: Steel*Head Style: Pan/Wafer Head *Product Type: Screw and Anchor *Number in Package: 20 pk *Screw Included: Yes *Packaging Type: Clamshell *Thread Type: Coarse *Required Drill Hole Size: 3/16 in. *Capacity: 250 lb *Application: Brick, Concrete,Hollow Block, Drywall, Plaster