Hillman Anchor *Length: 1 in. *Head Style: Flat *Product Type: Conical Anchor *Material: Plastic *Number in Package: 4 pk *Thread Type: High/Low *Packaging Type: Fas-Pack *Application: Brick, Concrete, Drywall, Hollow Block, Plaster *Required Drill Hole Size: 1/4 in. *Minimum Embedment: 1 in. *Screw Included: Yes *Screw Length: 1 in. *Dimeter: 10-12 *Flangeat top keeps anchor flush with surface of the base material. Durable blue conical plastic for indoor and outdoor installation. Recommended for use in solid material including: plaster, wallboard, wood and all types of masonry. White flat head Phillips sheet metal screws included (10 x 1-1/2"). *Discovery CON, NBR, SUP